{"id":487,"date":"2022-08-28T13:31:31","date_gmt":"2022-08-28T13:31:31","guid":{"rendered":"https:\/\/insyte.website\/WordPress\/?page_id=487"},"modified":"2022-09-25T15:54:29","modified_gmt":"2022-09-25T15:54:29","slug":"e3c-surf-electrique-e-surf","status":"publish","type":"page","link":"https:\/\/insyte.website\/WordPress\/anciens-sujets-e3c\/e3c-surf-electrique-e-surf\/","title":{"rendered":"Surf \u00e9lectrique e-Surf (E3C)"},"content":{"rendered":"<div class=\"printfriendly pf-button  pf-alignright\"><a href=\"https:\/\/insyte.website\/WordPress\/anciens-sujets-e3c\/e3c-surf-electrique-e-surf\/?pfstyle=wp\" rel=\"nofollow\" title=\"Printer Friendly, PDF &amp; Email\"><img decoding=\"async\" class=\"pf-button-img\" src=\"https:\/\/cdn.printfriendly.com\/buttons\/printfriendly-pdf-button.png\" alt=\"Print Friendly, PDF &amp; Email\" style=\"width: 112px;height: 24px;\"\/><\/a><\/div>\n\n\n\n<p class=\"has-theme-palette-1-color has-text-color has-medium-font-size\"><strong>PR&Eacute;SENTATION DU SURF ELECTRIQUE OU E-SURF<\/strong><\/p>\n\n\n<style>#kt-layout-id_a3797d-45 > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_a3797d-45 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_a3797d-45 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(30% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(70% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_a3797d-45 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_a3797d-45 > .kt-row-column-wrap{grid-template-columns:repeat(2, minmax(0, 1fr));}}@media all and (max-width: 767px){#kt-layout-id_a3797d-45 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_a3797d-45\" class=\"kt-row-layout-inner kt-layout-id_a3797d-45\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-equal kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-30  kt-custom-second-width-70\"><style>.kadence-column_fc2c62-93 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_fc2c62-93 > .kt-inside-inner-col,.kadence-column_fc2c62-93 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_fc2c62-93 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_fc2c62-93 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_fc2c62-93 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_fc2c62-93 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_fc2c62-93{position:relative;}@media all and (max-width: 1024px){.kadence-column_fc2c62-93 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_fc2c62-93 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_fc2c62-93\"><div class=\"kt-inside-inner-col\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"352\" height=\"235\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-11.png\" alt=\"\" class=\"wp-image-489\" srcset=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-11.png 352w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-11-300x200.png 300w\" sizes=\"auto, (max-width: 352px) 100vw, 352px\"\/><\/figure>\n<\/div><\/div>\n\n\n<style>.kadence-column_1a6b24-fb > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_1a6b24-fb > .kt-inside-inner-col,.kadence-column_1a6b24-fb > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_1a6b24-fb > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_1a6b24-fb > .kt-inside-inner-col{flex-direction:column;}.kadence-column_1a6b24-fb > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_1a6b24-fb > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_1a6b24-fb{position:relative;}@media all and (max-width: 1024px){.kadence-column_1a6b24-fb > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_1a6b24-fb > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_1a6b24-fb\"><div class=\"kt-inside-inner-col\">\n<p style=\"font-size:18px\"><br>Plus facile &agrave; pratiquer que le surf conventionnel, le surf &eacute;lectrique peut &ecirc;tre appris par un amateur en 5 min. Les chutes sont moins fr&eacute;quentes, donc<br>l&rsquo;amusement est plus rapide. Plus besoin non plus de prendre des grosses vagues, il peut avancer sur une eau lisse comme sur une eau form&eacute;e. Contrairement &agrave; la planche de surf tract&eacute;e, la technologie &eacute;lectrique apporte un rendu plus silencieux et moins polluant. Il devient m&ecirc;me plus facile de prendre des vagues : &agrave; l&rsquo;aide d&rsquo;une t&eacute;l&eacute;commande, on acc&eacute;l&egrave;re lorsque la vague s&rsquo;&eacute;l&egrave;ve et on stoppe le moteur une fois qu&rsquo;on est lanc&eacute;. C&rsquo;est gr&acirc;ce au <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Foil&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;En&nbsp;m&eacute;canique des fluides&nbsp;un&nbsp;&amp;lt;strong&amp;gt;foil&nbsp;&amp;lt;\/strong&amp;gt;est une&nbsp;aile&nbsp;positionn&eacute;e et profil&eacute;e de fa&ccedil;on &agrave; engendrer, par son d&eacute;placement dans l&amp;#039;eau, une force de&nbsp;portance&nbsp;qui agit sur sa vitesse et sa stabilit&eacute;.&amp;lt;br\/&amp;gt;&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/D7zZwtW9c1U&#039; title=&#039;Comment fonctionne un foil ou un hydrofoil ? | Tuto&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/foil\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>foil<\/a>, la petite aile situ&eacute;e sous la planche (Voir figure 2), et un groupe propulseur (moteur, h&eacute;lice), que l&rsquo;engin s&rsquo;&eacute;l&egrave;ve au-dessus de l&rsquo;eau.<\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<p class=\"has-theme-palette-1-color has-text-color has-medium-font-size\"><br><strong>&Eacute;TUDE DES PERFORMANCES DU E-SURF<\/strong><\/p>\n\n\n<style>#kt-layout-id_c194e3-44 > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_c194e3-44 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_c194e3-44 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(40% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(60% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_c194e3-44 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_c194e3-44 > .kt-row-column-wrap{grid-template-columns:repeat(2, minmax(0, 1fr));}}@media all and (max-width: 767px){#kt-layout-id_c194e3-44 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_c194e3-44\" class=\"kt-row-layout-inner kt-layout-id_c194e3-44\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-equal kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-40  kt-custom-second-width-60\"><style>.kadence-column_ca44eb-cf > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_ca44eb-cf > .kt-inside-inner-col,.kadence-column_ca44eb-cf > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_ca44eb-cf > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_ca44eb-cf > .kt-inside-inner-col{flex-direction:column;}.kadence-column_ca44eb-cf > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_ca44eb-cf > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_ca44eb-cf{position:relative;}@media all and (max-width: 1024px){.kadence-column_ca44eb-cf > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_ca44eb-cf > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_ca44eb-cf\"><div class=\"kt-inside-inner-col\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"411\" height=\"413\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-12.png\" alt=\"\" class=\"wp-image-490\" srcset=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-12.png 411w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-12-300x300.png 300w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-12-150x150.png 150w\" sizes=\"auto, (max-width: 411px) 100vw, 411px\"\/><figcaption><strong>Figure 1&nbsp;: extrait du diagramme des exigences<\/strong><\/figcaption><\/figure>\n<\/div><\/div>\n\n\n<style>.kadence-column_465460-d5 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_465460-d5 > .kt-inside-inner-col,.kadence-column_465460-d5 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_465460-d5 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_465460-d5 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_465460-d5 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_465460-d5 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_465460-d5{position:relative;}@media all and (max-width: 1024px){.kadence-column_465460-d5 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_465460-d5 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_465460-d5\"><div class=\"kt-inside-inner-col\">\n<p class=\"has-theme-palette-3-color has-text-color\" style=\"font-size:18px\"><strong><br><\/strong>Probl&eacute;matique : dans les conditions aux limites stipul&eacute;es par le fabricant, le groupe propulseur est-il suffisamment performant pour &eacute;lever au-dessus de l&rsquo;eau un surfeur de 85 kg sur la planche &agrave; une vitesse de 35 km.h<sup>-1<\/sup>. Tout en garantissant une r&eacute;sistance et une fiabilit&eacute; optimales.<br>La gravit&eacute; est donn&eacute;e &agrave; \\(g = 9,81&nbsp;m \\cdot s^{-2}\\)<\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n<style>#kt-layout-id_4daeae-c4 > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_4daeae-c4 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_4daeae-c4 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(15% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(85% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_4daeae-c4 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_4daeae-c4 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_4daeae-c4 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_4daeae-c4\" class=\"kt-row-layout-inner kt-layout-id_4daeae-c4\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-15  kt-custom-second-width-85\"><style>.kadence-column_07275f-14 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_07275f-14 > .kt-inside-inner-col,.kadence-column_07275f-14 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_07275f-14 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_07275f-14 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_07275f-14 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_07275f-14 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_07275f-14{position:relative;}@media all and (max-width: 1024px){.kadence-column_07275f-14 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_07275f-14 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_07275f-14\"><div class=\"kt-inside-inner-col\">\n<p>Question I-1 Figure 1<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_e92ab3-ec > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_e92ab3-ec > .kt-inside-inner-col,.kadence-column_e92ab3-ec > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_e92ab3-ec > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_e92ab3-ec > .kt-inside-inner-col{flex-direction:column;}.kadence-column_e92ab3-ec > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_e92ab3-ec > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_e92ab3-ec{position:relative;}@media all and (max-width: 1024px){.kadence-column_e92ab3-ec > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_e92ab3-ec > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_e92ab3-ec\"><div class=\"kt-inside-inner-col\">\n<p style=\"font-size:18px\"><strong><em>Calculer<\/em><\/strong><em> la masse totale en kg de l&rsquo;ensemble surfeur-planche-<a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Batteries, accumulateurs et piles&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Les batteries, les accumulateurs et la piles sont des &eacute;l&eacute;ments de stockage d&amp;#039;&eacute;nergie &eacute;lectrique. &Agrave; la diff&eacute;rence des batteries et des accumulateurs, les piles ne sont pas rechargeables.&amp;lt;br\/&amp;gt;&amp;lt;div class=&amp;quot;wp-block-kadence-rowlayout alignnone&amp;quot;&amp;gt;&amp;lt;div id=&amp;quot;kt-layout-id_5c7222-9d&amp;quot; class=&amp;quot;kt-row-layout-inner kt-layout-id_5c7222-9d&amp;quot;&amp;gt;&amp;lt;div class=&amp;quot;kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-left-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-40  kt-custom-second-width-60&amp;quot;&amp;gt;&amp;lt;div class=&amp;quot;wp-block-kadence-column inner-column-1 kadence-column_fc6228-aa&amp;quot;&amp;gt;&amp;lt;div class=&amp;quot;kt-inside-inner-col&amp;quot;&amp;gt;Pour &ecirc;tre(...)&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/batteries-accumulateurs-et-piles\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>batterie<\/a>. En <strong>d&eacute;duire<\/strong> le <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Poids&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Le poids est l&amp;#039;action de la terre (si l&amp;#039;on est sur terre) exerc&eacute;e sur un objet. Cet objet subit une force de la part de la terre!  Ce poids est 6 fois plus faible sur la lune.&amp;lt;br\/&amp;gt;Le Poids (exprim&eacute;(...)&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/Cfq1jGIijUU&#039; title=&#039;Ne confondez plus le Poids et la Masse !!&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/poids\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>poids<\/a> total en N.<\/em><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"820\" height=\"444\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-15.png\" alt=\"\" class=\"wp-image-495\" srcset=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-15.png 820w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-15-300x162.png 300w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-15-768x416.png 768w\" sizes=\"auto, (max-width: 820px) 100vw, 820px\"\/><figcaption><strong>Figure 2<\/strong><\/figcaption><\/figure>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<p style=\"font-size:18px\">Un <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Foil&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;En&nbsp;m&eacute;canique des fluides&nbsp;un&nbsp;&amp;lt;strong&amp;gt;foil&nbsp;&amp;lt;\/strong&amp;gt;est une&nbsp;aile&nbsp;positionn&eacute;e et profil&eacute;e de fa&ccedil;on &agrave; engendrer, par son d&eacute;placement dans l&amp;#039;eau, une force de&nbsp;portance&nbsp;qui agit sur sa vitesse et sa stabilit&eacute;.&amp;lt;br\/&amp;gt;&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/D7zZwtW9c1U&#039; title=&#039;Comment fonctionne un foil ou un hydrofoil ? | Tuto&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/foil\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>foil<\/a> (ou un hydrofoil) &nbsp;est une aile profil&eacute;e (figures 2 et 3) qui se d&eacute;place dans l&rsquo;eau. La vitesse de d&eacute;placement g&eacute;n&egrave;re sur le <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Foil&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;En&nbsp;m&eacute;canique des fluides&nbsp;un&nbsp;&amp;lt;strong&amp;gt;foil&nbsp;&amp;lt;\/strong&amp;gt;est une&nbsp;aile&nbsp;positionn&eacute;e et profil&eacute;e de fa&ccedil;on &agrave; engendrer, par son d&eacute;placement dans l&amp;#039;eau, une force de&nbsp;portance&nbsp;qui agit sur sa vitesse et sa stabilit&eacute;.&amp;lt;br\/&amp;gt;&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/D7zZwtW9c1U&#039; title=&#039;Comment fonctionne un foil ou un hydrofoil ? | Tuto&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/foil\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>foil<\/a> une <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Portance et Tra&icirc;n&eacute;e&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La&nbsp;&amp;lt;strong&amp;gt;portance&nbsp;&amp;lt;\/strong&amp;gt;a&eacute;rodynamique est la composante de la&nbsp;force&nbsp;subie par un corps en mouvement dans un&nbsp;fluide&nbsp;qui s&amp;#039;exerce&nbsp;perpendiculairement&nbsp;&agrave; la direction du mouvement. &amp;lt;br\/&amp;gt;La&nbsp;&amp;lt;strong&amp;gt;tra&icirc;n&eacute;e&amp;lt;\/strong&amp;gt;&nbsp;est la force qui(...)&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/TtTUkrgnNtI&#039; title=&#039;Le fonctionnement des avions&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/portance\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>portance<\/a> hydrodynamique capable de soulever un objet partiellement ou totalement hors de l&rsquo;eau. Le but de ce transfert de <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Portance et Tra&icirc;n&eacute;e&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La&nbsp;&amp;lt;strong&amp;gt;portance&nbsp;&amp;lt;\/strong&amp;gt;a&eacute;rodynamique est la composante de la&nbsp;force&nbsp;subie par un corps en mouvement dans un&nbsp;fluide&nbsp;qui s&amp;#039;exerce&nbsp;perpendiculairement&nbsp;&agrave; la direction du mouvement. &amp;lt;br\/&amp;gt;La&nbsp;&amp;lt;strong&amp;gt;tra&icirc;n&eacute;e&amp;lt;\/strong&amp;gt;&nbsp;est la force qui(...)&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/TtTUkrgnNtI&#039; title=&#039;Le fonctionnement des avions&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/portance\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>portance<\/a> est de r&eacute;duire le <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Frottements Solide et Fluide&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;&amp;lt;div class=&amp;quot;wp-block-kadence-rowlayout alignnone&amp;quot;&amp;gt;&amp;lt;div id=&amp;quot;kt-layout-id_1f91f0-e8&amp;quot; class=&amp;quot;kt-row-layout-inner kt-layout-id_1f91f0-e8&amp;quot;&amp;gt;&amp;lt;div class=&amp;quot;kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-60  kt-custom-second-width-40&amp;quot;&amp;gt;&amp;lt;div class=&amp;quot;wp-block-kadence-column inner-column-1 kadence-column_51f212-6c&amp;quot;&amp;gt;&amp;lt;div class=&amp;quot;kt-inside-inner-col&amp;quot;&amp;gt;En m&eacute;caniques on parle deux de cat&eacute;gories de frottements : &amp;lt;br\/&amp;gt;Frottements &amp;lt;strong&amp;gt;Solides &amp;lt;\/strong&amp;gt;(encore appel&eacute;s frottements &amp;lt;strong&amp;gt;Secs&amp;lt;\/strong&amp;gt;)&amp;lt;br\/&amp;gt;Frottements &amp;lt;strong&amp;gt;Fluides&amp;lt;\/strong&amp;gt; (&amp;lt;strong&amp;gt;Visqueux &amp;lt;\/strong&amp;gt;et &amp;lt;strong&amp;gt;Turbulents&amp;lt;\/strong&amp;gt; selon la vitesse de placement dans le(...)&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/3Urka71l1P4&#039; title=&#039;Les frottements secs et visqueux&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/frottement\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>frottement<\/a> (visqueux dans notre cas) et donc la puissance n&eacute;cessaire &agrave; la propulsion. Si on d&eacute;place dans un fluide (air ou eau) un profil asym&eacute;trique, il se cr&eacute;e une diff&eacute;rence de pression entre le dessous du profil (surface la plus faible ou intrados) et le dessus (surface la plus grande ou extrados). Voir figure 3.<\/p>\n\n\n<style>.kadence-column_fb5678-6a > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_fb5678-6a > .kt-inside-inner-col,.kadence-column_fb5678-6a > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_fb5678-6a > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_fb5678-6a > .kt-inside-inner-col{flex-direction:column;}.kadence-column_fb5678-6a > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_fb5678-6a > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_fb5678-6a{position:relative;}@media all and (max-width: 1024px){.kadence-column_fb5678-6a > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_fb5678-6a > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_fb5678-6a\"><div class=\"kt-inside-inner-col\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"879\" height=\"276\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-16.png\" alt=\"\" class=\"wp-image-496\" srcset=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-16.png 879w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-16-300x94.png 300w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-16-768x241.png 768w\" sizes=\"auto, (max-width: 879px) 100vw, 879px\"\/><figcaption><strong>Figure 3&nbsp;: <\/strong>coupe d&rsquo;un hydrofoil<\/figcaption><\/figure>\n<\/div>\n\n<style>#kt-layout-id_5b29c7-3d > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_5b29c7-3d > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_5b29c7-3d > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}#kt-layout-id_5b29c7-3d > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_5b29c7-3d > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_5b29c7-3d > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_5b29c7-3d\" class=\"kt-row-layout-inner kt-layout-id_5b29c7-3d\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row\"><style>.kadence-column_2fa789-2d > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_2fa789-2d > .kt-inside-inner-col,.kadence-column_2fa789-2d > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_2fa789-2d > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_2fa789-2d > .kt-inside-inner-col{flex-direction:column;}.kadence-column_2fa789-2d > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_2fa789-2d > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_2fa789-2d{position:relative;}@media all and (max-width: 1024px){.kadence-column_2fa789-2d > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_2fa789-2d > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_2fa789-2d\"><div class=\"kt-inside-inner-col\">\n<p class=\"has-text-align-center has-medium-font-size\">\\(F_z=\\frac{1}{2}\\cdot \\rho \\cdot S \\cdot C_<strong>z<\/strong> \\cdot v^2\\)<\/p>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\">Formule de la <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Portance et Tra&icirc;n&eacute;e&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La&nbsp;&amp;lt;strong&amp;gt;portance&nbsp;&amp;lt;\/strong&amp;gt;a&eacute;rodynamique est la composante de la&nbsp;force&nbsp;subie par un corps en mouvement dans un&nbsp;fluide&nbsp;qui s&amp;#039;exerce&nbsp;perpendiculairement&nbsp;&agrave; la direction du mouvement. &amp;lt;br\/&amp;gt;La&nbsp;&amp;lt;strong&amp;gt;tra&icirc;n&eacute;e&amp;lt;\/strong&amp;gt;&nbsp;est la force qui(...)&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/TtTUkrgnNtI&#039; title=&#039;Le fonctionnement des avions&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/portance\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>Portance<\/a><\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_1d1c9e-62 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_1d1c9e-62 > .kt-inside-inner-col,.kadence-column_1d1c9e-62 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_1d1c9e-62 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_1d1c9e-62 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_1d1c9e-62 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_1d1c9e-62 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_1d1c9e-62{position:relative;}@media all and (max-width: 1024px){.kadence-column_1d1c9e-62 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_1d1c9e-62 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_1d1c9e-62\"><div class=\"kt-inside-inner-col\">\n<p style=\"font-size:18px\">La force Fz qui tend &agrave; faire monter le profil s&rsquo;appelle la <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Portance et Tra&icirc;n&eacute;e&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La&nbsp;&amp;lt;strong&amp;gt;portance&nbsp;&amp;lt;\/strong&amp;gt;a&eacute;rodynamique est la composante de la&nbsp;force&nbsp;subie par un corps en mouvement dans un&nbsp;fluide&nbsp;qui s&amp;#039;exerce&nbsp;perpendiculairement&nbsp;&agrave; la direction du mouvement. &amp;lt;br\/&amp;gt;La&nbsp;&amp;lt;strong&amp;gt;tra&icirc;n&eacute;e&amp;lt;\/strong&amp;gt;&nbsp;est la force qui(...)&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/TtTUkrgnNtI&#039; title=&#039;Le fonctionnement des avions&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/portance\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>portance<\/a>.<br>avec&nbsp;:<br>Cz&nbsp;: Coefficient de <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Portance et Tra&icirc;n&eacute;e&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La&nbsp;&amp;lt;strong&amp;gt;portance&nbsp;&amp;lt;\/strong&amp;gt;a&eacute;rodynamique est la composante de la&nbsp;force&nbsp;subie par un corps en mouvement dans un&nbsp;fluide&nbsp;qui s&amp;#039;exerce&nbsp;perpendiculairement&nbsp;&agrave; la direction du mouvement. &amp;lt;br\/&amp;gt;La&nbsp;&amp;lt;strong&amp;gt;tra&icirc;n&eacute;e&amp;lt;\/strong&amp;gt;&nbsp;est la force qui(...)&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/TtTUkrgnNtI&#039; title=&#039;Le fonctionnement des avions&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/portance\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>portance<\/a>.<br>&rho;&nbsp;: 1025 kg.m<sup>-3<\/sup> (<a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Masse volumique&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La&amp;nbsp;&amp;lt;strong&amp;gt;masse volumique&amp;lt;\/strong&amp;gt;, dont le symbole est&amp;nbsp;\\(\\rho\\)&amp;nbsp;(rh&ocirc;), est une&amp;nbsp;propri&eacute;t&eacute; caract&eacute;ristique&amp;nbsp;qui repr&eacute;sente la quantit&eacute; de mati&egrave;re&amp;nbsp;(masse)&amp;nbsp;se trouvant dans un espace&amp;nbsp;(une unit&eacute; de&amp;nbsp;volume)&amp;nbsp;donn&eacute;.&amp;lt;br\/&amp;gt;&amp;lt;div class=&amp;quot;wp-block-kadence-rowlayout alignnone&amp;quot;&amp;gt;&amp;lt;div id=&amp;quot;kt-layout-id_ea646c-d6&amp;quot; class=&amp;quot;kt-row-layout-inner kt-layout-id_ea646c-d6&amp;quot;&amp;gt;&amp;lt;div class=&amp;quot;kt-row-column-wrap kt-has-3-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-half kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-25  kt-custom-second-width-10  kt-custom-third-width-65&amp;quot;&amp;gt;&amp;lt;div class=&amp;quot;wp-block-kadence-column inner-column-1 kadence-column_df07b7-71&amp;quot;&amp;gt;&amp;lt;div(...)&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/masse-volumique\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>masse volumique<\/a> de l&rsquo;eau de mer<br>S&nbsp;: 0.08 m&sup2; (surface &laquo;&nbsp;projet&eacute;e&nbsp;&raquo; sur l&rsquo;axe z)<br>V&nbsp;: Vitesse de d&eacute;placement en m.s<sup>-1<\/sup><\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n<style>#kt-layout-id_25ad0d-63 > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_25ad0d-63 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_25ad0d-63 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}#kt-layout-id_25ad0d-63 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_25ad0d-63 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_25ad0d-63 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_25ad0d-63\" class=\"kt-row-layout-inner kt-layout-id_25ad0d-63\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row\"><style>.kadence-column_933e57-b0 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_933e57-b0 > .kt-inside-inner-col,.kadence-column_933e57-b0 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_933e57-b0 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_933e57-b0 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_933e57-b0 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_933e57-b0 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_933e57-b0{position:relative;}@media all and (max-width: 1024px){.kadence-column_933e57-b0 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_933e57-b0 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_933e57-b0\"><div class=\"kt-inside-inner-col\">\n<p class=\"has-text-align-center has-medium-font-size\">\\(F_x=\\frac{1}{2}\\cdot \\rho \\cdot S \\cdot C_<strong>x<\/strong> \\cdot v^2\\)<\/p>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\">Formule de la <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Portance et Tra&icirc;n&eacute;e&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La&nbsp;&amp;lt;strong&amp;gt;portance&nbsp;&amp;lt;\/strong&amp;gt;a&eacute;rodynamique est la composante de la&nbsp;force&nbsp;subie par un corps en mouvement dans un&nbsp;fluide&nbsp;qui s&amp;#039;exerce&nbsp;perpendiculairement&nbsp;&agrave; la direction du mouvement. &amp;lt;br\/&amp;gt;La&nbsp;&amp;lt;strong&amp;gt;tra&icirc;n&eacute;e&amp;lt;\/strong&amp;gt;&nbsp;est la force qui(...)&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/TtTUkrgnNtI&#039; title=&#039;Le fonctionnement des avions&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/portance\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>Portance<\/a><\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_822025-0a > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_822025-0a > .kt-inside-inner-col,.kadence-column_822025-0a > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_822025-0a > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_822025-0a > .kt-inside-inner-col{flex-direction:column;}.kadence-column_822025-0a > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_822025-0a > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_822025-0a{position:relative;}@media all and (max-width: 1024px){.kadence-column_822025-0a > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_822025-0a > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_822025-0a\"><div class=\"kt-inside-inner-col\">\n<p style=\"font-size:18px\">La force Fx (tel qu&rsquo;&eacute;crit ci-contre) est un <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Frottements Solide et Fluide&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;&amp;lt;div class=&amp;quot;wp-block-kadence-rowlayout alignnone&amp;quot;&amp;gt;&amp;lt;div id=&amp;quot;kt-layout-id_1f91f0-e8&amp;quot; class=&amp;quot;kt-row-layout-inner kt-layout-id_1f91f0-e8&amp;quot;&amp;gt;&amp;lt;div class=&amp;quot;kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-60  kt-custom-second-width-40&amp;quot;&amp;gt;&amp;lt;div class=&amp;quot;wp-block-kadence-column inner-column-1 kadence-column_51f212-6c&amp;quot;&amp;gt;&amp;lt;div class=&amp;quot;kt-inside-inner-col&amp;quot;&amp;gt;En m&eacute;caniques on parle deux de cat&eacute;gories de frottements : &amp;lt;br\/&amp;gt;Frottements &amp;lt;strong&amp;gt;Solides &amp;lt;\/strong&amp;gt;(encore appel&eacute;s frottements &amp;lt;strong&amp;gt;Secs&amp;lt;\/strong&amp;gt;)&amp;lt;br\/&amp;gt;Frottements &amp;lt;strong&amp;gt;Fluides&amp;lt;\/strong&amp;gt; (&amp;lt;strong&amp;gt;Visqueux &amp;lt;\/strong&amp;gt;et &amp;lt;strong&amp;gt;Turbulents&amp;lt;\/strong&amp;gt; selon la vitesse de placement dans le(...)&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/3Urka71l1P4&#039; title=&#039;Les frottements secs et visqueux&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/frottement\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>frottement<\/a> fluide (turbulent) qui s&rsquo;oppose au d&eacute;placement.<br>avec&nbsp;:<br>Cx&nbsp;: Coefficient de <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Portance et Tra&icirc;n&eacute;e&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La&nbsp;&amp;lt;strong&amp;gt;portance&nbsp;&amp;lt;\/strong&amp;gt;a&eacute;rodynamique est la composante de la&nbsp;force&nbsp;subie par un corps en mouvement dans un&nbsp;fluide&nbsp;qui s&amp;#039;exerce&nbsp;perpendiculairement&nbsp;&agrave; la direction du mouvement. &amp;lt;br\/&amp;gt;La&nbsp;&amp;lt;strong&amp;gt;tra&icirc;n&eacute;e&amp;lt;\/strong&amp;gt;&nbsp;est la force qui(...)&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/TtTUkrgnNtI&#039; title=&#039;Le fonctionnement des avions&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/portance\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>portance<\/a>.<br>&rho;&nbsp;: 1025 kg.m<sup>-3<\/sup> (<a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Masse volumique&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La&amp;nbsp;&amp;lt;strong&amp;gt;masse volumique&amp;lt;\/strong&amp;gt;, dont le symbole est&amp;nbsp;\\(\\rho\\)&amp;nbsp;(rh&ocirc;), est une&amp;nbsp;propri&eacute;t&eacute; caract&eacute;ristique&amp;nbsp;qui repr&eacute;sente la quantit&eacute; de mati&egrave;re&amp;nbsp;(masse)&amp;nbsp;se trouvant dans un espace&amp;nbsp;(une unit&eacute; de&amp;nbsp;volume)&amp;nbsp;donn&eacute;.&amp;lt;br\/&amp;gt;&amp;lt;div class=&amp;quot;wp-block-kadence-rowlayout alignnone&amp;quot;&amp;gt;&amp;lt;div id=&amp;quot;kt-layout-id_ea646c-d6&amp;quot; class=&amp;quot;kt-row-layout-inner kt-layout-id_ea646c-d6&amp;quot;&amp;gt;&amp;lt;div class=&amp;quot;kt-row-column-wrap kt-has-3-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-half kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-25  kt-custom-second-width-10  kt-custom-third-width-65&amp;quot;&amp;gt;&amp;lt;div class=&amp;quot;wp-block-kadence-column inner-column-1 kadence-column_df07b7-71&amp;quot;&amp;gt;&amp;lt;div(...)&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/masse-volumique\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>masse volumique<\/a> de l&rsquo;eau de mer<br>S&nbsp;: 0.08 m&sup2; (surface &laquo;&nbsp;projet&eacute;e&nbsp;&raquo; sur l&rsquo;axe x)<br>V&nbsp;: Vitesse de d&eacute;placement en m.s<sup>-1<\/sup><\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n<style>.kadence-column_664e71-f5 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_664e71-f5 > .kt-inside-inner-col,.kadence-column_664e71-f5 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_664e71-f5 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_664e71-f5 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_664e71-f5 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_664e71-f5 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_664e71-f5{position:relative;}@media all and (max-width: 1024px){.kadence-column_664e71-f5 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_664e71-f5 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_664e71-f5\"><div class=\"kt-inside-inner-col\"><\/div><\/div>\n\n\n\n<p style=\"font-size:18px\">Si on fait varier l&rsquo;angle d&rsquo;incidence &alpha; (Figure 4), les valeurs des coefficients de <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Portance et Tra&icirc;n&eacute;e&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La&nbsp;&amp;lt;strong&amp;gt;portance&nbsp;&amp;lt;\/strong&amp;gt;a&eacute;rodynamique est la composante de la&nbsp;force&nbsp;subie par un corps en mouvement dans un&nbsp;fluide&nbsp;qui s&amp;#039;exerce&nbsp;perpendiculairement&nbsp;&agrave; la direction du mouvement. &amp;lt;br\/&amp;gt;La&nbsp;&amp;lt;strong&amp;gt;tra&icirc;n&eacute;e&amp;lt;\/strong&amp;gt;&nbsp;est la force qui(...)&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/TtTUkrgnNtI&#039; title=&#039;Le fonctionnement des avions&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/portance\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>portance<\/a> Cz et de <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Portance et Tra&icirc;n&eacute;e&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La&nbsp;&amp;lt;strong&amp;gt;portance&nbsp;&amp;lt;\/strong&amp;gt;a&eacute;rodynamique est la composante de la&nbsp;force&nbsp;subie par un corps en mouvement dans un&nbsp;fluide&nbsp;qui s&amp;#039;exerce&nbsp;perpendiculairement&nbsp;&agrave; la direction du mouvement. &amp;lt;br\/&amp;gt;La&nbsp;&amp;lt;strong&amp;gt;tra&icirc;n&eacute;e&amp;lt;\/strong&amp;gt;&nbsp;est la force qui(...)&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/TtTUkrgnNtI&#039; title=&#039;Le fonctionnement des avions&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/portance\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>tra&icirc;n&eacute;e<\/a> Cx varient comme pr&eacute;sent&eacute; dans le tableau&nbsp;5.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"541\" height=\"119\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-17.png\" alt=\"\" class=\"wp-image-514\" srcset=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-17.png 541w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-17-300x66.png 300w\" sizes=\"auto, (max-width: 541px) 100vw, 541px\"\/><figcaption><strong>Figure 4&nbsp;: <\/strong>angle d&rsquo;incidence &alpha;<\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>Incidence<\/td><td>0&deg;<\/td><td>2&deg;<\/td><td>4&deg;<\/td><td>6&deg;<\/td><td>8&deg;<\/td><td>10&deg;<\/td><td>12&deg;<\/td><td>14&deg;<\/td><td>16&deg;<\/td><\/tr><tr><td>Cz<\/td><td>0.05<\/td><td>0.1<\/td><td>0.15<\/td><td>0.2<\/td><td>0.25<\/td><td>0.3<\/td><td>0.33<\/td><td>0.34<\/td><td>0.32<\/td><\/tr><tr><td>Cx<\/td><td>0.006<\/td><td>0.006<\/td><td>0.0065<\/td><td>0.008<\/td><td>0.0105<\/td><td>0.012<\/td><td>0.014<\/td><td>0.016<\/td><td>0.02<\/td><\/tr><\/tbody><\/table><figcaption><strong>Tableau 5&nbsp;: <\/strong>coefficients de <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Portance et Tra&icirc;n&eacute;e&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La&nbsp;&amp;lt;strong&amp;gt;portance&nbsp;&amp;lt;\/strong&amp;gt;a&eacute;rodynamique est la composante de la&nbsp;force&nbsp;subie par un corps en mouvement dans un&nbsp;fluide&nbsp;qui s&amp;#039;exerce&nbsp;perpendiculairement&nbsp;&agrave; la direction du mouvement. &amp;lt;br\/&amp;gt;La&nbsp;&amp;lt;strong&amp;gt;tra&icirc;n&eacute;e&amp;lt;\/strong&amp;gt;&nbsp;est la force qui(...)&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/TtTUkrgnNtI&#039; title=&#039;Le fonctionnement des avions&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/portance\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>portance<\/a> Cz et de <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Portance et Tra&icirc;n&eacute;e&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La&nbsp;&amp;lt;strong&amp;gt;portance&nbsp;&amp;lt;\/strong&amp;gt;a&eacute;rodynamique est la composante de la&nbsp;force&nbsp;subie par un corps en mouvement dans un&nbsp;fluide&nbsp;qui s&amp;#039;exerce&nbsp;perpendiculairement&nbsp;&agrave; la direction du mouvement. &amp;lt;br\/&amp;gt;La&nbsp;&amp;lt;strong&amp;gt;tra&icirc;n&eacute;e&amp;lt;\/strong&amp;gt;&nbsp;est la force qui(...)&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/TtTUkrgnNtI&#039; title=&#039;Le fonctionnement des avions&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/portance\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>tra&icirc;n&eacute;e<\/a> Cx en fonction de &alpha;<\/figcaption><\/figure>\n\n\n\n<p><\/p>\n\n\n<style>#kt-layout-id_fbdcfc-63 > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_fbdcfc-63 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_fbdcfc-63 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-bottom:0px;grid-template-columns:minmax(0, calc(15% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(85% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_fbdcfc-63 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_fbdcfc-63 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_fbdcfc-63 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_fbdcfc-63\" class=\"kt-row-layout-inner kt-layout-id_fbdcfc-63\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-15  kt-custom-second-width-85\"><style>.kadence-column_e4b805-e6 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_e4b805-e6 > .kt-inside-inner-col,.kadence-column_e4b805-e6 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_e4b805-e6 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_e4b805-e6 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_e4b805-e6 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_e4b805-e6 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_e4b805-e6{position:relative;}@media all and (max-width: 1024px){.kadence-column_e4b805-e6 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_e4b805-e6 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_e4b805-e6\"><div class=\"kt-inside-inner-col\">\n<p>Question I-2<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_284350-17 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_284350-17 > .kt-inside-inner-col,.kadence-column_284350-17 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_284350-17 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_284350-17 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_284350-17 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_284350-17 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_284350-17{position:relative;}@media all and (max-width: 1024px){.kadence-column_284350-17 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_284350-17 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_284350-17\"><div class=\"kt-inside-inner-col\">\n<p style=\"font-size:18px\"><em>Structurellement, l&rsquo;angle est de 0&deg;.<\/em><br><em><strong>Calculer<\/strong> la&nbsp; force de <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Portance et Tra&icirc;n&eacute;e&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La&nbsp;&amp;lt;strong&amp;gt;portance&nbsp;&amp;lt;\/strong&amp;gt;a&eacute;rodynamique est la composante de la&nbsp;force&nbsp;subie par un corps en mouvement dans un&nbsp;fluide&nbsp;qui s&amp;#039;exerce&nbsp;perpendiculairement&nbsp;&agrave; la direction du mouvement. &amp;lt;br\/&amp;gt;La&nbsp;&amp;lt;strong&amp;gt;tra&icirc;n&eacute;e&amp;lt;\/strong&amp;gt;&nbsp;est la force qui(...)&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/TtTUkrgnNtI&#039; title=&#039;Le fonctionnement des avions&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/portance\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>portance<\/a> Fz. Dans ces conditions, <strong>conclure<\/strong> quant &agrave; la capacit&eacute; du <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Foil&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;En&nbsp;m&eacute;canique des fluides&nbsp;un&nbsp;&amp;lt;strong&amp;gt;foil&nbsp;&amp;lt;\/strong&amp;gt;est une&nbsp;aile&nbsp;positionn&eacute;e et profil&eacute;e de fa&ccedil;on &agrave; engendrer, par son d&eacute;placement dans l&amp;#039;eau, une force de&nbsp;portance&nbsp;qui agit sur sa vitesse et sa stabilit&eacute;.&amp;lt;br\/&amp;gt;&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/D7zZwtW9c1U&#039; title=&#039;Comment fonctionne un foil ou un hydrofoil ? | Tuto&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/foil\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>foil<\/a> &agrave; soulever l&rsquo;ensemble (surfeur + engin).<\/em><\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n<style>#kt-layout-id_7b3d08-33 > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_7b3d08-33 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_7b3d08-33 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:4px;padding-bottom:0px;grid-template-columns:minmax(0, calc(15% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(85% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_7b3d08-33 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_7b3d08-33 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_7b3d08-33 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_7b3d08-33\" class=\"kt-row-layout-inner kt-layout-id_7b3d08-33\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-15  kt-custom-second-width-85\"><style>.kadence-column_a56705-63 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_a56705-63 > .kt-inside-inner-col,.kadence-column_a56705-63 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_a56705-63 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_a56705-63 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_a56705-63 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_a56705-63 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_a56705-63{position:relative;}@media all and (max-width: 1024px){.kadence-column_a56705-63 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_a56705-63 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_a56705-63\"><div class=\"kt-inside-inner-col\">\n<p>Question I-3 Tableau&nbsp;5<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_f941b3-eb > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_f941b3-eb > .kt-inside-inner-col,.kadence-column_f941b3-eb > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_f941b3-eb > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_f941b3-eb > .kt-inside-inner-col{flex-direction:column;}.kadence-column_f941b3-eb > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_f941b3-eb > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_f941b3-eb{position:relative;}@media all and (max-width: 1024px){.kadence-column_f941b3-eb > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_f941b3-eb > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_f941b3-eb\"><div class=\"kt-inside-inner-col\">\n<p style=\"font-size:18px\"><em>Le surfeur peut incliner la planche gr&acirc;ce &agrave; ses appuis. <strong>D&eacute;finir <\/strong>alors l&rsquo;angle d&rsquo;incidence minimum &alpha;<sub>minimum<\/sub>&nbsp; pour soulever l&rsquo;ensemble<\/em><\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<p class=\"has-theme-palette-1-color has-text-color has-medium-font-size\"><strong>Dimensionnement partiel du groupe moteur-arbre-h&eacute;lice<\/strong><\/p>\n\n\n\n<p style=\"font-size:18px\">La vitesse doit atteindre 35 km.h<sup>-1<\/sup>. La figure 6 pr&eacute;sente la cha&icirc;ne de puissance partielle. Les r&eacute;sultats pr&eacute;sent&eacute;s ci-apr&egrave;s sont issus de simulations.<br>P<sub>m<\/sub>&nbsp;: puissance sur l&rsquo;arbre moteur<br>F<sub>p<\/sub>&nbsp;: force de pouss&eacute;e de l&rsquo;h&eacute;lice.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-21.png\" alt=\"\" class=\"wp-image-524\" width=\"963\" height=\"177\" srcset=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-21.png 793w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-21-300x55.png 300w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-21-768x141.png 768w\" sizes=\"auto, (max-width: 963px) 100vw, 963px\"\/><figcaption><strong>Figure 6&nbsp;: <\/strong>mod&eacute;lisation de la cha&icirc;ne de puissance partielle<\/figcaption><\/figure>\n<\/div>\n\n\n<p>On rappelle que  P<sub>h&eacute;lice<\/sub> = F<sub>p<\/sub>.V<\/p>\n\n\n<style>#kt-layout-id_669ef1-ab > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_669ef1-ab > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_669ef1-ab > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:0px;grid-template-columns:minmax(0, calc(15% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(85% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_669ef1-ab > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_669ef1-ab > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_669ef1-ab > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_669ef1-ab\" class=\"kt-row-layout-inner kt-layout-id_669ef1-ab\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-15  kt-custom-second-width-85\"><style>.kadence-column_b20e0e-0d > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_b20e0e-0d > .kt-inside-inner-col,.kadence-column_b20e0e-0d > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_b20e0e-0d > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_b20e0e-0d > .kt-inside-inner-col{flex-direction:column;}.kadence-column_b20e0e-0d > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_b20e0e-0d > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_b20e0e-0d{position:relative;}@media all and (max-width: 1024px){.kadence-column_b20e0e-0d > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_b20e0e-0d > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_b20e0e-0d\"><div class=\"kt-inside-inner-col\">\n<p>Question I-4<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_b24a2b-97 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_b24a2b-97 > .kt-inside-inner-col,.kadence-column_b24a2b-97 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_b24a2b-97 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_b24a2b-97 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_b24a2b-97 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_b24a2b-97 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_b24a2b-97{position:relative;}@media all and (max-width: 1024px){.kadence-column_b24a2b-97 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_b24a2b-97 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_b24a2b-97\"><div class=\"kt-inside-inner-col\">\n<p style=\"font-size:18px\"><em><strong><em>Calculer<\/em><\/strong><em> le <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Rendement&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Le rendement caract&eacute;rise l&amp;#039;efficacit&eacute; &eacute;nerg&eacute;tique d&amp;#039;un syst&egrave;me.&amp;lt;br&amp;gt;Exemple : le rendement d&amp;#039;un moteur thermique tel qu&amp;#039;install&eacute; sur les voitures poss&egrave;de un rendement de 30% dans le meilleur des cas.(...)&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/Qy9IhPmIIgs&#039; title=&#039;Energie, Puissance et rendement&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/rendement\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>rendement<\/a> entre l&rsquo;arbre moteur et l&rsquo;h&eacute;lice. <strong>Commenter<\/strong> ce r&eacute;sultat<\/em><\/em><\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<p class=\"has-theme-palette-1-color has-text-color has-medium-font-size\"><strong>Conditions de r&eacute;sistance hydrodynamique de l&rsquo;h&eacute;lice<\/strong><\/p>\n\n\n\n<p>Augmenter la <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Portance et Tra&icirc;n&eacute;e&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La&nbsp;&amp;lt;strong&amp;gt;portance&nbsp;&amp;lt;\/strong&amp;gt;a&eacute;rodynamique est la composante de la&nbsp;force&nbsp;subie par un corps en mouvement dans un&nbsp;fluide&nbsp;qui s&amp;#039;exerce&nbsp;perpendiculairement&nbsp;&agrave; la direction du mouvement. &amp;lt;br\/&amp;gt;La&nbsp;&amp;lt;strong&amp;gt;tra&icirc;n&eacute;e&amp;lt;\/strong&amp;gt;&nbsp;est la force qui(...)&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/TtTUkrgnNtI&#039; title=&#039;Le fonctionnement des avions&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/portance\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>portance<\/a> des objets profil&eacute;s sans pour autant augmenter de fa&ccedil;on exag&eacute;r&eacute;e ses dimensions, implique d&rsquo;augmenter la vitesse du surf. Cela implique, souvent, une augmentation de la fr&eacute;quence de rotation du moteur, donc de l&rsquo;h&eacute;lice. Cependant, cette solution atteint voire d&eacute;passe elle aussi tr&egrave;s vite les limites &agrave; cause d&rsquo;un ph&eacute;nom&egrave;ne particulier : la <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Cavitation&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La cavitation est&amp;nbsp;&amp;lt;strong&amp;gt;la formation et l&amp;#039;&eacute;clatement brutal (on parle d&amp;#039;implosion) de bulles de vapeur&amp;lt;\/strong&amp;gt;. Ce ph&eacute;nom&egrave;ne a lieu lorsque la pression descend en dessous de la tension vapeur du liquide. La(...)&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/la-cavitation\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>cavitation<\/a>. Cette limite est variable et d&eacute;pend des param&egrave;tres li&eacute;s &agrave; l&rsquo;environnement (profondeur d&rsquo;immersion, temp&eacute;rature, salinit&eacute;, forme de l&rsquo;h&eacute;lice&hellip;). C&rsquo;est&nbsp; un ph&eacute;nom&egrave;ne d&rsquo;&eacute;bullition d&ucirc; &agrave; une d&eacute;pression avec apparition de bulles de vapeur qui vont avoir des effets tr&egrave;s n&eacute;fastes sur le fonctionnement comme&nbsp;le d&eacute;crochage du profil, l&rsquo;apparition de bruits et de vibrations, d&rsquo;usure voire la destruction de la surface.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"254\" height=\"233\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-19.png\" alt=\"\" class=\"wp-image-519\"\/><figcaption><strong>Figure 7&nbsp;<\/strong>: une h&eacute;lice est form&eacute;e de pales s&rsquo;apparentant &agrave; un <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Foil&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;En&nbsp;m&eacute;canique des fluides&nbsp;un&nbsp;&amp;lt;strong&amp;gt;foil&nbsp;&amp;lt;\/strong&amp;gt;est une&nbsp;aile&nbsp;positionn&eacute;e et profil&eacute;e de fa&ccedil;on &agrave; engendrer, par son d&eacute;placement dans l&amp;#039;eau, une force de&nbsp;portance&nbsp;qui agit sur sa vitesse et sa stabilit&eacute;.&amp;lt;br\/&amp;gt;&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/D7zZwtW9c1U&#039; title=&#039;Comment fonctionne un foil ou un hydrofoil ? | Tuto&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/foil\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>foil<\/a><\/figcaption><\/figure>\n<\/div>\n\n\n<p>La figure 8 montre la variation de d&eacute;pression r&eacute;partie sur une pale en fonction du r&eacute;gime moteur ainsi que la limite de <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Cavitation&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La cavitation est&amp;nbsp;&amp;lt;strong&amp;gt;la formation et l&amp;#039;&eacute;clatement brutal (on parle d&amp;#039;implosion) de bulles de vapeur&amp;lt;\/strong&amp;gt;. Ce ph&eacute;nom&egrave;ne a lieu lorsque la pression descend en dessous de la tension vapeur du liquide. La(...)&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/la-cavitation\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>cavitation<\/a>, calcul&eacute;e &agrave; 100 617 Pa.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"798\" height=\"673\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-20.png\" alt=\"\" class=\"wp-image-520\" srcset=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-20.png 798w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-20-300x253.png 300w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/08\/image-20-768x648.png 768w\" sizes=\"auto, (max-width: 798px) 100vw, 798px\"\/><figcaption><br><strong>Figure 8&nbsp;: <\/strong>courbe d&rsquo;&eacute;volution du risque de <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Cavitation&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La cavitation est&amp;nbsp;&amp;lt;strong&amp;gt;la formation et l&amp;#039;&eacute;clatement brutal (on parle d&amp;#039;implosion) de bulles de vapeur&amp;lt;\/strong&amp;gt;. Ce ph&eacute;nom&egrave;ne a lieu lorsque la pression descend en dessous de la tension vapeur du liquide. La(...)&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/la-cavitation\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>cavitation<\/a> de <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Portance et Tra&icirc;n&eacute;e&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La&nbsp;&amp;lt;strong&amp;gt;portance&nbsp;&amp;lt;\/strong&amp;gt;a&eacute;rodynamique est la composante de la&nbsp;force&nbsp;subie par un corps en mouvement dans un&nbsp;fluide&nbsp;qui s&amp;#039;exerce&nbsp;perpendiculairement&nbsp;&agrave; la direction du mouvement. &amp;lt;br\/&amp;gt;La&nbsp;&amp;lt;strong&amp;gt;tra&icirc;n&eacute;e&amp;lt;\/strong&amp;gt;&nbsp;est la force qui(...)&lt;iframe width=&#039;380&#039; height=&#039;214&#039; src=&#039;https:\/\/www.youtube.com\/embed\/TtTUkrgnNtI&#039; title=&#039;Le fonctionnement des avions&#039; frameborder=&#039;0&#039; allow=&#039;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture&#039; allowfullscreen&gt;&lt;\/iframe&gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/portance\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>portance<\/a> en fonction de la vitesse de rotation de l&rsquo;arbre moteur<\/figcaption><\/figure>\n<\/div>\n\n<style>#kt-layout-id_569f64-c6 > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_569f64-c6 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_569f64-c6 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:0px;grid-template-columns:minmax(0, calc(15% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(85% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_569f64-c6 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_569f64-c6 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_569f64-c6 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_569f64-c6\" class=\"kt-row-layout-inner kt-layout-id_569f64-c6\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-15  kt-custom-second-width-85\"><style>.kadence-column_c72eff-41 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_c72eff-41 > .kt-inside-inner-col,.kadence-column_c72eff-41 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_c72eff-41 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_c72eff-41 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_c72eff-41 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_c72eff-41 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_c72eff-41{position:relative;}@media all and (max-width: 1024px){.kadence-column_c72eff-41 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_c72eff-41 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_c72eff-41\"><div class=\"kt-inside-inner-col\">\n<p>Question I-5 Figure 8<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_f8e33a-61 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_f8e33a-61 > .kt-inside-inner-col,.kadence-column_f8e33a-61 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_f8e33a-61 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_f8e33a-61 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_f8e33a-61 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_f8e33a-61 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_f8e33a-61{position:relative;}@media all and (max-width: 1024px){.kadence-column_f8e33a-61 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_f8e33a-61 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_f8e33a-61\"><div class=\"kt-inside-inner-col\">\n<p style=\"font-size:18px\"><em><strong><em>Pr&eacute;ciser<\/em><\/strong><em>, pour la fr&eacute;quence de rotation &eacute;tudi&eacute;e de 3 000 tr.min<sup>-1<\/sup>,si le ph&eacute;nom&egrave;ne de <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Cavitation&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;La cavitation est&amp;nbsp;&amp;lt;strong&amp;gt;la formation et l&amp;#039;&eacute;clatement brutal (on parle d&amp;#039;implosion) de bulles de vapeur&amp;lt;\/strong&amp;gt;. Ce ph&eacute;nom&egrave;ne a lieu lorsque la pression descend en dessous de la tension vapeur du liquide. La(...)&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/la-cavitation\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>cavitation<\/a> existe. <strong>&Eacute;valuer<\/strong> &agrave; partir de quelle valeur de fr&eacute;quence de rotation appara&icirc;t ce ph&eacute;nom&egrave;ne.<\/em><\/em><\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<p class=\"has-theme-palette-1-color has-text-color has-medium-font-size\"><strong>Conclusion sur les performances g&eacute;n&eacute;rales de ce dispositif.<\/strong><\/p>\n\n\n<style>#kt-layout-id_b1acac-16 > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_b1acac-16 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_b1acac-16 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:0px;grid-template-columns:minmax(0, calc(15% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(85% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_b1acac-16 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_b1acac-16 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_b1acac-16 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_b1acac-16\" class=\"kt-row-layout-inner kt-layout-id_b1acac-16\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-15  kt-custom-second-width-85\"><style>.kadence-column_e55c99-34 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_e55c99-34 > .kt-inside-inner-col,.kadence-column_e55c99-34 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_e55c99-34 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_e55c99-34 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_e55c99-34 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_e55c99-34 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_e55c99-34{position:relative;}@media all and (max-width: 1024px){.kadence-column_e55c99-34 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_e55c99-34 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_e55c99-34\"><div class=\"kt-inside-inner-col\">\n<p>Question I-6<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_08f06f-83 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_08f06f-83 > .kt-inside-inner-col,.kadence-column_08f06f-83 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_08f06f-83 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_08f06f-83 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_08f06f-83 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_08f06f-83 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_08f06f-83{position:relative;}@media all and (max-width: 1024px){.kadence-column_08f06f-83 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_08f06f-83 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_08f06f-83\"><div class=\"kt-inside-inner-col\">\n<p style=\"font-size:18px\"><strong><em>Conclure<\/em><\/strong><em>, par rapport aux diff&eacute;rents points abord&eacute;s<strong>, <\/strong>sur les capacit&eacute;s de cet engin &agrave; respecter les contraintes du cahier des charges<\/em><br><strong><em>Proposer<\/em><\/strong><em> des solutions techniques pour am&eacute;liorer ses performances<\/em><\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<p class=\"has-theme-palette-1-color has-text-color has-medium-font-size\"><strong>MODIFICATION DU COMPORTEMENT DU E-SURF<\/strong><\/p>\n\n\n\n<p>Dans le cadre de leurs activit&eacute;s propos&eacute;es pendant les vacances scolaires &agrave; des enfants de 6 &agrave; 13 ans et plus particuli&egrave;rement aux enfants de plus de 7 ans ayant valid&eacute; un test natation\/voile, de nombreux centres de loisirs sans h&eacute;bergement (C.L.S.H.) bas&eacute;s sur le littoral m&eacute;diterran&eacute;en souhaitent &eacute;largir leur gamme d&rsquo;activit&eacute;s nautiques afin de leur faire d&eacute;couvrir des exp&eacute;riences in&eacute;dites sur l&rsquo;eau et de leur permettre d&rsquo;acc&eacute;der &agrave; de nouvelles sensations sportives en toute s&eacute;curit&eacute;. S&eacute;duits par l&rsquo;&eacute;quipement de sport nautique grand public nouvelle g&eacute;n&eacute;ration, &laquo;&nbsp;la planche de surf &eacute;lectrique volant ou e-surf&nbsp;&raquo;, ils<br>s&rsquo;interrogent sur son acquisition car ils savent que le surf &eacute;lectrique peut &ecirc;tre une exp&eacute;rience tr&egrave;s tendue, surtout pour les d&eacute;butants. Cela peut &ecirc;tre aussi fatiguant, assez &eacute;puisant. Habituellement, apr&egrave;s 15 minutes, une pause est n&eacute;cessaire.<br>C&rsquo;est la raison pour laquelle le constructeur du e-surf est sollicit&eacute; afin de rendre la commande du mouvement plus adapt&eacute;e &agrave; un tout jeune public au petit gabarit et d&rsquo;y associer un fonctionnement davantage personnalis&eacute;.<br><br>Pour permettre l&rsquo;&eacute;volution des jeunes surfeurs d&eacute;butants ou non chevronn&eacute;s, deux tranches d&rsquo;&acirc;ge sont prises en compte :<br>Groupe 1 \/ Tranche d&rsquo;&acirc;ge : 6-10 ans pour une masse embarqu&eacute;e de 15 &agrave; 22 kg<br>Groupe 2 \/ Tranche d&rsquo;&acirc;ge : 10-13 ans pour une masse embarqu&eacute;e de 22 &agrave; 36 kg<br><br>Pour chaque groupe sont associ&eacute;s trois niveaux de performance : niveau 1 d&eacute;butant, niveau 2 confirm&eacute;, niveau 3 expert.<\/p>\n\n\n\n<p><strong>Probl&eacute;matique :<\/strong> d&eacute;velopper pour le jeune surfeur d&eacute;butant de moins de 40 kg un programme permettant de :<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>g&eacute;rer automatiquement la vitesse de d&eacute;placement de la planche de surf en fonction de la consigne donn&eacute;e par le jeune surfeur,<\/li><li>informer &agrave; chaque d&eacute;marrage le jeune surfeur du niveau de charge de la <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Batteries, accumulateurs et piles&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Les batteries, les accumulateurs et la piles sont des &eacute;l&eacute;ments de stockage d&amp;#039;&eacute;nergie &eacute;lectrique. &Agrave; la diff&eacute;rence des batteries et des accumulateurs, les piles ne sont pas rechargeables.&amp;lt;br\/&amp;gt;&amp;lt;div class=&amp;quot;wp-block-kadence-rowlayout alignnone&amp;quot;&amp;gt;&amp;lt;div id=&amp;quot;kt-layout-id_5c7222-9d&amp;quot; class=&amp;quot;kt-row-layout-inner kt-layout-id_5c7222-9d&amp;quot;&amp;gt;&amp;lt;div class=&amp;quot;kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-left-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-40  kt-custom-second-width-60&amp;quot;&amp;gt;&amp;lt;div class=&amp;quot;wp-block-kadence-column inner-column-1 kadence-column_fc6228-aa&amp;quot;&amp;gt;&amp;lt;div class=&amp;quot;kt-inside-inner-col&amp;quot;&amp;gt;Pour &ecirc;tre(...)&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&amp;lt;\/div&amp;gt;&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/batteries-accumulateurs-et-piles\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>batterie<\/a>,<\/li><li>g&eacute;rer le temps &eacute;coul&eacute;.<\/li><\/ul>\n\n\n\n<p>Pour un confort d&rsquo;utilisation et une progression dans les &eacute;tapes d&rsquo;apprentissage, plusieurs vitesses de d&eacute;placement de consigne sont impos&eacute;es.<br>Pour commencer, on d&eacute;sire faire &eacute;voluer le surfeur d&eacute;butant niveau 1 du premier groupe en lui proposant d&rsquo;effectuer des allers retours dans le plan (O,&nbsp;X,&nbsp;Y) &agrave; la vitesse de 1 km.h<sup>-1<\/sup> selon un profil d&rsquo;apprentissage d&eacute;crit dans la figure 9 (vitesse constante, pas de vol au dessus de l&rsquo;eau) :<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image.png\" alt=\"\" class=\"wp-image-574\" width=\"1001\" height=\"405\" srcset=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image.png 1001w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-300x121.png 300w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-768x311.png 768w\" sizes=\"auto, (max-width: 1001px) 100vw, 1001px\"\/><figcaption>Figure 9 : secteur d&rsquo;apprentissage num&eacute;ro 1<\/figcaption><\/figure>\n<\/div>\n\n<style>#kt-layout-id_ea77f5-c6 > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_ea77f5-c6 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_ea77f5-c6 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(15% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(85% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_ea77f5-c6 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_ea77f5-c6 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_ea77f5-c6 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_ea77f5-c6\" class=\"kt-row-layout-inner kt-layout-id_ea77f5-c6\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-15  kt-custom-second-width-85\"><style>.kadence-column_be0f2a-67 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_be0f2a-67 > .kt-inside-inner-col,.kadence-column_be0f2a-67 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_be0f2a-67 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_be0f2a-67 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_be0f2a-67 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_be0f2a-67 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_be0f2a-67{position:relative;}@media all and (max-width: 1024px){.kadence-column_be0f2a-67 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_be0f2a-67 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_be0f2a-67\"><div class=\"kt-inside-inner-col\">\n<p>Question II-1<br>Figure 9<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_d30030-f2 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_d30030-f2 > .kt-inside-inner-col,.kadence-column_d30030-f2 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_d30030-f2 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_d30030-f2 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_d30030-f2 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_d30030-f2 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_d30030-f2{position:relative;}@media all and (max-width: 1024px){.kadence-column_d30030-f2 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_d30030-f2 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_d30030-f2\"><div class=\"kt-inside-inner-col\">\n<p><strong>D&eacute;terminer <\/strong>la dur&eacute;e de ce parcours. En d&eacute;duire en une heure, le nombre de d&eacute;marrages que va effectuer le e-surf si l&rsquo;on prend en compte uniquement une pause du jeune surfeur de 10 minutes entre deux parcours successifs.<\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<p>Dans la pratique, comme il s&rsquo;agit de la premi&egrave;re prise en main d&rsquo;une planche de surf, un accompagnement davantage soutenu est n&eacute;cessaire pour les surfeurs du groupe 1. Sur le boitier de la t&eacute;l&eacute;commande, le constructeur envisage d&rsquo;indiquer le secteur d&rsquo;apprentissage dans lequel va &eacute;voluer un surfeur du groupe 1 par des pictogrammes. Il pense au choix d&rsquo;une matrice &agrave; 25 DEL r&eacute;parties sur 5 lignes et 5 colonnes (voir figure 10), command&eacute;e par le microcontr&ocirc;leur de la carte de commande afin que le jeune surfeur visualise quel type de parcours est associ&eacute; &agrave; son niveau (figure 11).<\/p>\n\n\n<style>#kt-layout-id_951b5e-6d > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_951b5e-6d > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_951b5e-6d > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:repeat(2, minmax(0, 1fr));}#kt-layout-id_951b5e-6d > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_951b5e-6d > .kt-row-column-wrap{grid-template-columns:repeat(2, minmax(0, 1fr));}}@media all and (max-width: 767px){#kt-layout-id_951b5e-6d > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_951b5e-6d\" class=\"kt-row-layout-inner kt-layout-id_951b5e-6d\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-equal kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row\"><style>.kadence-column_e90ad5-22 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_e90ad5-22 > .kt-inside-inner-col,.kadence-column_e90ad5-22 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_e90ad5-22 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_e90ad5-22 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_e90ad5-22 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_e90ad5-22 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_e90ad5-22{position:relative;}@media all and (max-width: 1024px){.kadence-column_e90ad5-22 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_e90ad5-22 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_e90ad5-22\"><div class=\"kt-inside-inner-col\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"392\" height=\"391\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-1.png\" alt=\"\" class=\"wp-image-580\" srcset=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-1.png 392w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-1-300x300.png 300w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-1-150x150.png 150w\" sizes=\"auto, (max-width: 392px) 100vw, 392px\"\/><figcaption>Figure 10 : matrice 25 DEL<\/figcaption><\/figure>\n<\/div><\/div><\/div>\n\n\n<style>.kadence-column_c6915e-a1 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_c6915e-a1 > .kt-inside-inner-col,.kadence-column_c6915e-a1 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_c6915e-a1 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_c6915e-a1 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_c6915e-a1 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_c6915e-a1 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_c6915e-a1{position:relative;}@media all and (max-width: 1024px){.kadence-column_c6915e-a1 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_c6915e-a1 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_c6915e-a1\"><div class=\"kt-inside-inner-col\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"544\" height=\"394\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-2.png\" alt=\"\" class=\"wp-image-581\" srcset=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-2.png 544w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-2-300x217.png 300w\" sizes=\"auto, (max-width: 544px) 100vw, 544px\"\/><figcaption>Figure 11 : pictogrammes des parcours<\/figcaption><\/figure>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<p><\/p>\n\n\n<style>#kt-layout-id_865d89-4d > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_865d89-4d > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_865d89-4d > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(60% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(40% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_865d89-4d > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_865d89-4d > .kt-row-column-wrap{grid-template-columns:minmax(0, 2fr) minmax(0, 1fr);}}@media all and (max-width: 767px){#kt-layout-id_865d89-4d > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_865d89-4d\" class=\"kt-row-layout-inner kt-layout-id_865d89-4d\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-left-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-60  kt-custom-second-width-40\"><style>.kadence-column_43b608-ca > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_43b608-ca > .kt-inside-inner-col,.kadence-column_43b608-ca > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_43b608-ca > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_43b608-ca > .kt-inside-inner-col{flex-direction:column;}.kadence-column_43b608-ca > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_43b608-ca > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_43b608-ca{position:relative;}@media all and (max-width: 1024px){.kadence-column_43b608-ca > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_43b608-ca > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_43b608-ca\"><div class=\"kt-inside-inner-col\">\n<p>Pour commander une DEL, il suffit d&rsquo;activer sa ligne et sa colonne.<br><br>Pour commander la DEL A, il faut activer sa ligne et sa colonne (soit L1 et C2 du sch&eacute;ma<br>ci-contre) ce qui n&eacute;cessite d&rsquo;utiliser deux sorties du microcontr&ocirc;leur.<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_b277ce-4c > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_b277ce-4c > .kt-inside-inner-col,.kadence-column_b277ce-4c > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_b277ce-4c > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_b277ce-4c > .kt-inside-inner-col{flex-direction:column;}.kadence-column_b277ce-4c > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_b277ce-4c > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_b277ce-4c{position:relative;}@media all and (max-width: 1024px){.kadence-column_b277ce-4c > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_b277ce-4c > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_b277ce-4c\"><div class=\"kt-inside-inner-col\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"720\" height=\"410\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-3.png\" alt=\"\" class=\"wp-image-584\" srcset=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-3.png 720w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-3-300x171.png 300w\" sizes=\"auto, (max-width: 720px) 100vw, 720px\"\/><\/figure>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n<style>#kt-layout-id_eac8a0-fd > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_eac8a0-fd > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_eac8a0-fd > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(15% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(85% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_eac8a0-fd > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_eac8a0-fd > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_eac8a0-fd > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_eac8a0-fd\" class=\"kt-row-layout-inner kt-layout-id_eac8a0-fd\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-15  kt-custom-second-width-85\"><style>.kadence-column_8722b5-1c > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_8722b5-1c > .kt-inside-inner-col,.kadence-column_8722b5-1c > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_8722b5-1c > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_8722b5-1c > .kt-inside-inner-col{flex-direction:column;}.kadence-column_8722b5-1c > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_8722b5-1c > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_8722b5-1c{position:relative;}@media all and (max-width: 1024px){.kadence-column_8722b5-1c > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_8722b5-1c > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_8722b5-1c\"><div class=\"kt-inside-inner-col\">\n<p>Question II-2<br>Figure 10<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_d34ca9-76 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_d34ca9-76 > .kt-inside-inner-col,.kadence-column_d34ca9-76 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_d34ca9-76 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_d34ca9-76 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_d34ca9-76 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_d34ca9-76 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_d34ca9-76{position:relative;}@media all and (max-width: 1024px){.kadence-column_d34ca9-76 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_d34ca9-76 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_d34ca9-76\"><div class=\"kt-inside-inner-col\">\n<p><strong>Indiquer <\/strong>quelles sont les DEL de la matrice de la figure 10 qui devront s&rsquo;allumer pour afficher le pictogramme du parcours 1. <strong>Indiquer <\/strong>quelles sont les lignes et les colonnes qu&rsquo;il est n&eacute;cessaire d&rsquo;activer pour allumer DEL 13 et DEL 21.<\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<p>Le microcontr&ocirc;leur poss&egrave;de 2 ports de sorties de 8 bits chacun d&eacute;di&eacute;s &agrave; la commande des DEL de la matrice.<\/p>\n\n\n<style>#kt-layout-id_6498f4-7b > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_6498f4-7b > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_6498f4-7b > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(15% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(85% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_6498f4-7b > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_6498f4-7b > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_6498f4-7b > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_6498f4-7b\" class=\"kt-row-layout-inner kt-layout-id_6498f4-7b\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-15  kt-custom-second-width-85\"><style>.kadence-column_0a7b2a-4b > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_0a7b2a-4b > .kt-inside-inner-col,.kadence-column_0a7b2a-4b > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_0a7b2a-4b > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_0a7b2a-4b > .kt-inside-inner-col{flex-direction:column;}.kadence-column_0a7b2a-4b > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_0a7b2a-4b > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_0a7b2a-4b{position:relative;}@media all and (max-width: 1024px){.kadence-column_0a7b2a-4b > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_0a7b2a-4b > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_0a7b2a-4b\"><div class=\"kt-inside-inner-col\">\n<p>Question II-3<br>DR1<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_c276fb-ce > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_c276fb-ce > .kt-inside-inner-col,.kadence-column_c276fb-ce > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_c276fb-ce > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_c276fb-ce > .kt-inside-inner-col{flex-direction:column;}.kadence-column_c276fb-ce > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_c276fb-ce > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_c276fb-ce{position:relative;}@media all and (max-width: 1024px){.kadence-column_c276fb-ce > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_c276fb-ce > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_c276fb-ce\"><div class=\"kt-inside-inner-col\">\n<p><strong>D&eacute;terminer <\/strong>le nombre de sorties du microcontr&ocirc;leur disponibles pour l&rsquo;affichage des pictogrammes. Afin de valider le choix du constructeur, compl&eacute;ter le tableau (DR1).<\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<p>Lorsque la r&eacute;ussite du parcours 1 a &eacute;t&eacute; enregistr&eacute;e par le moniteur du centre de loisirs, les jeunes apprentis surfeurs doivent emprunter le parcours 2 et imposer une consigne de vitesse de d&eacute;placement du e-surf &eacute;gale &agrave; 5 km.h<sup>-1<\/sup><br>.<br>Pour assurer le pilotage de l&rsquo;engin dans une plage de r&eacute;glage de vitesse 0-20 km.h<sup>-1<\/sup>, adapt&eacute;e aux jeunes surfeurs du groupe 1, le constructeur propose d&rsquo;utiliser une fonction de programmation du microcontr&ocirc;leur : la commande de la vitesse du moteur par <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Modulation de largeur d&amp;rsquo;impulsion&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;M.L.I : Modulation de largeur d&amp;#039;impulsion (en fran&ccedil;ais)&amp;lt;br&amp;gt;P.W.M : Pulse Width Modulation (en anglais)&amp;lt;br\/&amp;gt;Cette technique de modulation permet de faire varier la luminosit&eacute; d&amp;#039;une led, faire varier la(...)&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/modulation-de-largeur-dimpulsion\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>PWM<\/a> (<a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Modulation de largeur d&amp;rsquo;impulsion&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;M.L.I : Modulation de largeur d&amp;#039;impulsion (en fran&ccedil;ais)&amp;lt;br&amp;gt;P.W.M : Pulse Width Modulation (en anglais)&amp;lt;br\/&amp;gt;Cette technique de modulation permet de faire varier la luminosit&eacute; d&amp;#039;une led, faire varier la(...)&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/modulation-de-largeur-dimpulsion\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>PWM<\/a>, pour Pulse Width Modulation, ou <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Modulation de largeur d&amp;rsquo;impulsion&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;M.L.I : Modulation de largeur d&amp;#039;impulsion (en fran&ccedil;ais)&amp;lt;br&amp;gt;P.W.M : Pulse Width Modulation (en anglais)&amp;lt;br\/&amp;gt;Cette technique de modulation permet de faire varier la luminosit&eacute; d&amp;#039;une led, faire varier la(...)&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/modulation-de-largeur-dimpulsion\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>MLI<\/a> en fran&ccedil;ais pour <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Modulation de largeur d&amp;rsquo;impulsion&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;M.L.I : Modulation de largeur d&amp;#039;impulsion (en fran&ccedil;ais)&amp;lt;br&amp;gt;P.W.M : Pulse Width Modulation (en anglais)&amp;lt;br\/&amp;gt;Cette technique de modulation permet de faire varier la luminosit&eacute; d&amp;#039;une led, faire varier la(...)&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/modulation-de-largeur-dimpulsion\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>Modulation de Largeur d&rsquo;Impulsion<\/a>).<\/p>\n\n\n<style>#kt-layout-id_e1c0ac-ca > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_e1c0ac-ca > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_e1c0ac-ca > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(15% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(85% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_e1c0ac-ca > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_e1c0ac-ca > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_e1c0ac-ca > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_e1c0ac-ca\" class=\"kt-row-layout-inner kt-layout-id_e1c0ac-ca\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-15  kt-custom-second-width-85\"><style>.kadence-column_42fc28-c1 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_42fc28-c1 > .kt-inside-inner-col,.kadence-column_42fc28-c1 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_42fc28-c1 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_42fc28-c1 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_42fc28-c1 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_42fc28-c1 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_42fc28-c1{position:relative;}@media all and (max-width: 1024px){.kadence-column_42fc28-c1 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_42fc28-c1 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_42fc28-c1\"><div class=\"kt-inside-inner-col\">\n<p>Question II-4<br>DR2<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_4103c1-27 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_4103c1-27 > .kt-inside-inner-col,.kadence-column_4103c1-27 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_4103c1-27 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_4103c1-27 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_4103c1-27 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_4103c1-27 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_4103c1-27{position:relative;}@media all and (max-width: 1024px){.kadence-column_4103c1-27 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_4103c1-27 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_4103c1-27\"><div class=\"kt-inside-inner-col\">\n<p style=\"font-size:18px\"><em><strong>Compl&eacute;ter <\/strong>le tableau du document r&eacute;ponse (DR2).<\/em><\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<p>On souhaite un d&eacute;marrage progressif. Par appui sur un bouton poussoir BP+, la vitesse augmente progressivement jusqu&rsquo;&agrave; la valeur de consigne : on incr&eacute;mente la valeur de la variable N_vitesse d&rsquo;un palier <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Modulation de largeur d&amp;rsquo;impulsion&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;M.L.I : Modulation de largeur d&amp;#039;impulsion (en fran&ccedil;ais)&amp;lt;br&amp;gt;P.W.M : Pulse Width Modulation (en anglais)&amp;lt;br\/&amp;gt;Cette technique de modulation permet de faire varier la luminosit&eacute; d&amp;#039;une led, faire varier la(...)&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/modulation-de-largeur-dimpulsion\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>PWM<\/a> correspondant &agrave; 1 km.h<sup>-1<\/sup><\/p>\n\n\n<style>#kt-layout-id_758d89-8e > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_758d89-8e > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_758d89-8e > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(15% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(85% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_758d89-8e > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_758d89-8e > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_758d89-8e > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_758d89-8e\" class=\"kt-row-layout-inner kt-layout-id_758d89-8e\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-15  kt-custom-second-width-85\"><style>.kadence-column_56247e-fb > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_56247e-fb > .kt-inside-inner-col,.kadence-column_56247e-fb > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_56247e-fb > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_56247e-fb > .kt-inside-inner-col{flex-direction:column;}.kadence-column_56247e-fb > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_56247e-fb > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_56247e-fb{position:relative;}@media all and (max-width: 1024px){.kadence-column_56247e-fb > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_56247e-fb > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_56247e-fb\"><div class=\"kt-inside-inner-col\">\n<p>Question II-5<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_a9674e-48 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_a9674e-48 > .kt-inside-inner-col,.kadence-column_a9674e-48 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_a9674e-48 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_a9674e-48 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_a9674e-48 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_a9674e-48 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_a9674e-48{position:relative;}@media all and (max-width: 1024px){.kadence-column_a9674e-48 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_a9674e-48 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_a9674e-48\"><div class=\"kt-inside-inner-col\">\n<p><strong>Relever <\/strong>la valeur de ce palier <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Modulation de largeur d&amp;rsquo;impulsion&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;M.L.I : Modulation de largeur d&amp;#039;impulsion (en fran&ccedil;ais)&amp;lt;br&amp;gt;P.W.M : Pulse Width Modulation (en anglais)&amp;lt;br\/&amp;gt;Cette technique de modulation permet de faire varier la luminosit&eacute; d&amp;#039;une led, faire varier la(...)&lt;\/div&gt;\"  href=\"https:\/\/insyte.website\/WordPress\/glossary\/modulation-de-largeur-dimpulsion\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>PWM<\/a> trouv&eacute; dans la question pr&eacute;c&eacute;dente.<\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<p>On souhaite ins&eacute;rer le limiteur de vitesse dans le programme g&eacute;rant le rapport cyclique.<\/p>\n\n\n<style>#kt-layout-id_37d8a1-44 > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_37d8a1-44 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_37d8a1-44 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(15% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(85% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_37d8a1-44 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_37d8a1-44 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_37d8a1-44 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_37d8a1-44\" class=\"kt-row-layout-inner kt-layout-id_37d8a1-44\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-15  kt-custom-second-width-85\"><style>.kadence-column_11c8d1-48 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_11c8d1-48 > .kt-inside-inner-col,.kadence-column_11c8d1-48 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_11c8d1-48 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_11c8d1-48 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_11c8d1-48 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_11c8d1-48 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_11c8d1-48{position:relative;}@media all and (max-width: 1024px){.kadence-column_11c8d1-48 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_11c8d1-48 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_11c8d1-48\"><div class=\"kt-inside-inner-col\">\n<p>Question II-6<br>DR3<br><\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_52c949-08 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_52c949-08 > .kt-inside-inner-col,.kadence-column_52c949-08 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_52c949-08 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_52c949-08 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_52c949-08 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_52c949-08 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_52c949-08{position:relative;}@media all and (max-width: 1024px){.kadence-column_52c949-08 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_52c949-08 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_52c949-08\"><div class=\"kt-inside-inner-col\">\n<p><strong>Compl&eacute;ter <\/strong>les &eacute;l&eacute;ments de l&rsquo;algorigramme (DR3) de fa&ccedil;on &agrave; cr&eacute;er la variable N_vitesse qui tient compte de la limitation en vitesse.<\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<p class=\"has-theme-palette-1-color has-text-color has-medium-font-size\">Pilotage du e-surf &ndash; groupe 2<\/p>\n\n\n<style>#kt-layout-id_c37c13-cf > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_c37c13-cf > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_c37c13-cf > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(75% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(25% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_c37c13-cf > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_c37c13-cf > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_c37c13-cf > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_c37c13-cf\" class=\"kt-row-layout-inner kt-layout-id_c37c13-cf\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-75  kt-custom-second-width-25\"><style>.kadence-column_e29549-b9 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_e29549-b9 > .kt-inside-inner-col,.kadence-column_e29549-b9 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_e29549-b9 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_e29549-b9 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_e29549-b9 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_e29549-b9 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_e29549-b9{position:relative;}@media all and (max-width: 1024px){.kadence-column_e29549-b9 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_e29549-b9 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_e29549-b9\"><div class=\"kt-inside-inner-col\">\n<p>Pour assurer le pilotage de l&rsquo;engin dans une plage de r&eacute;glage de vitesse 0-15 km.h<sup>-1<\/sup>, adapt&eacute;e aux jeunes surfeurs du groupe 2, le constructeur propose alors d&rsquo;int&eacute;grer dans la t&eacute;l&eacute;commande un potentiom&egrave;tre RP d&rsquo;une valeur de \\(10&nbsp;k \\Omega\\)<br>La tension URP (image de la vitesse) ne doit pas d&eacute;passer 5V &agrave; l&rsquo;entr&eacute;e du microcontr&ocirc;leur lorsque la valeur de la vitesse est maximale (15 km.h<sup>-1<\/sup>) comme l&rsquo;indique le sch&eacute;ma ci-contre.<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_cf320e-d3 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_cf320e-d3 > .kt-inside-inner-col,.kadence-column_cf320e-d3 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_cf320e-d3 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_cf320e-d3 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_cf320e-d3 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_cf320e-d3 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_cf320e-d3{position:relative;}@media all and (max-width: 1024px){.kadence-column_cf320e-d3 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_cf320e-d3 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_cf320e-d3\"><div class=\"kt-inside-inner-col\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"123\" height=\"133\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-51.png\" alt=\"\" class=\"wp-image-1079\"\/><\/figure>\n<\/div><\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<p>Les figures 10 et 11 fournissent les relations existant entre les diff&eacute;rentes grandeurs.<\/p>\n\n\n<style>#kt-layout-id_bad00d-8d > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_bad00d-8d > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_bad00d-8d > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(50% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(50% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_bad00d-8d > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_bad00d-8d > .kt-row-column-wrap{grid-template-columns:minmax(0, 2fr) minmax(0, 1fr);}}@media all and (max-width: 767px){#kt-layout-id_bad00d-8d > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_bad00d-8d\" class=\"kt-row-layout-inner kt-layout-id_bad00d-8d\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-left-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-50  kt-custom-second-width-50\"><style>.kadence-column_fbcb7e-09 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_fbcb7e-09 > .kt-inside-inner-col,.kadence-column_fbcb7e-09 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_fbcb7e-09 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_fbcb7e-09 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_fbcb7e-09 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_fbcb7e-09 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_fbcb7e-09{position:relative;}@media all and (max-width: 1024px){.kadence-column_fbcb7e-09 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_fbcb7e-09 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_fbcb7e-09\"><div class=\"kt-inside-inner-col\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"390\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-57.png\" alt=\"\" class=\"wp-image-1086\" srcset=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-57.png 700w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-57-300x167.png 300w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\"\/><figcaption>Figure 12 : vitesse e-surf = f (Consigne potentiom&egrave;tre)<\/figcaption><\/figure>\n<\/div><\/div>\n\n\n<style>.kadence-column_775fe4-54 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_775fe4-54 > .kt-inside-inner-col,.kadence-column_775fe4-54 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_775fe4-54 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_775fe4-54 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_775fe4-54 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_775fe4-54 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_775fe4-54{position:relative;}@media all and (max-width: 1024px){.kadence-column_775fe4-54 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_775fe4-54 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_775fe4-54\"><div class=\"kt-inside-inner-col\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"730\" height=\"379\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-53.png\" alt=\"\" class=\"wp-image-1082\" srcset=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-53.png 730w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-53-300x156.png 300w\" sizes=\"auto, (max-width: 730px) 100vw, 730px\"\/><figcaption>Figure 13 : consigne potentiom&egrave;tre = f (URP)<\/figcaption><\/figure>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n<style>#kt-layout-id_5122ae-c3 > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_5122ae-c3 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_5122ae-c3 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-bottom:0px;grid-template-columns:minmax(0, calc(15% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(85% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_5122ae-c3 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_5122ae-c3 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_5122ae-c3 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_5122ae-c3\" class=\"kt-row-layout-inner kt-layout-id_5122ae-c3\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-15  kt-custom-second-width-85\"><style>.kadence-column_db2924-d3 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_db2924-d3 > .kt-inside-inner-col,.kadence-column_db2924-d3 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_db2924-d3 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_db2924-d3 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_db2924-d3 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_db2924-d3 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_db2924-d3{position:relative;}@media all and (max-width: 1024px){.kadence-column_db2924-d3 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_db2924-d3 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_db2924-d3\"><div class=\"kt-inside-inner-col\">\n<p>Question II-7<br>Figure 12 et 13<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_a7d11c-da > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_a7d11c-da > .kt-inside-inner-col,.kadence-column_a7d11c-da > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_a7d11c-da > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_a7d11c-da > .kt-inside-inner-col{flex-direction:column;}.kadence-column_a7d11c-da > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_a7d11c-da > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_a7d11c-da{position:relative;}@media all and (max-width: 1024px){.kadence-column_a7d11c-da > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_a7d11c-da > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_a7d11c-da\"><div class=\"kt-inside-inner-col\">\n<p><strong>D&eacute;terminer <\/strong>la consigne de r&eacute;glage du potentiom&egrave;tre entrainant une vitesse de d&eacute;placement de 8 km.h<sup>-1<\/sup>, vitesse &agrave; partir de laquelle le surfeur a la sensation de voler au-dessus de l&rsquo;eau. <strong>D&eacute;duire <\/strong>la tension URP qui correspond &agrave; cette consigne.<\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n<style>#kt-layout-id_4afa76-da > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_4afa76-da > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_4afa76-da > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(50% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(50% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_4afa76-da > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_4afa76-da > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_4afa76-da > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_4afa76-da\" class=\"kt-row-layout-inner kt-layout-id_4afa76-da\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-50  kt-custom-second-width-50\"><style>.kadence-column_7fff6c-6d > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_7fff6c-6d > .kt-inside-inner-col,.kadence-column_7fff6c-6d > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_7fff6c-6d > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_7fff6c-6d > .kt-inside-inner-col{flex-direction:column;}.kadence-column_7fff6c-6d > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_7fff6c-6d > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_7fff6c-6d{position:relative;}@media all and (max-width: 1024px){.kadence-column_7fff6c-6d > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_7fff6c-6d > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_7fff6c-6d\"><div class=\"kt-inside-inner-col\">\n<p>Le microcontr&ocirc;leur va op&eacute;rer &agrave; une conversion analogique num&eacute;rique de U<sub>RP<\/sub>. Le signal est num&eacute;ris&eacute; par un convertisseur analogique num&eacute;rique sur 8 bits.<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_eb8051-2b > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_eb8051-2b > .kt-inside-inner-col,.kadence-column_eb8051-2b > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_eb8051-2b > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_eb8051-2b > .kt-inside-inner-col{flex-direction:column;}.kadence-column_eb8051-2b > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_eb8051-2b > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_eb8051-2b{position:relative;}@media all and (max-width: 1024px){.kadence-column_eb8051-2b > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_eb8051-2b > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_eb8051-2b\"><div class=\"kt-inside-inner-col\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"622\" height=\"222\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-59.png\" alt=\"\" class=\"wp-image-1088\" srcset=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-59.png 622w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-59-300x107.png 300w\" sizes=\"auto, (max-width: 622px) 100vw, 622px\"\/><figcaption>Figure14 : caract&eacute;ristiques principales d&rsquo;un convertisseur CAN<\/figcaption><\/figure>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n<style>#kt-layout-id_f5c91d-57 > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_f5c91d-57 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_f5c91d-57 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:0px;padding-bottom:0px;grid-template-columns:minmax(0, calc(15% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(85% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_f5c91d-57 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_f5c91d-57 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_f5c91d-57 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_f5c91d-57\" class=\"kt-row-layout-inner kt-layout-id_f5c91d-57\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-15  kt-custom-second-width-85\"><style>.kadence-column_4b594a-f6 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_4b594a-f6 > .kt-inside-inner-col,.kadence-column_4b594a-f6 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_4b594a-f6 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_4b594a-f6 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_4b594a-f6 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_4b594a-f6 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_4b594a-f6{position:relative;}@media all and (max-width: 1024px){.kadence-column_4b594a-f6 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_4b594a-f6 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_4b594a-f6\"><div class=\"kt-inside-inner-col\">\n<p>Question II-8<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_3a91de-c0 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_3a91de-c0 > .kt-inside-inner-col,.kadence-column_3a91de-c0 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_3a91de-c0 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_3a91de-c0 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_3a91de-c0 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_3a91de-c0 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_3a91de-c0{position:relative;}@media all and (max-width: 1024px){.kadence-column_3a91de-c0 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_3a91de-c0 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_3a91de-c0\"><div class=\"kt-inside-inner-col\">\n<p><strong>Calculer <\/strong>la valeur du quantum pour cette conversion.<\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n<style>#kt-layout-id_55ab89-4f > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_55ab89-4f > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_55ab89-4f > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:0px;padding-bottom:0px;grid-template-columns:minmax(0, calc(15% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(85% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_55ab89-4f > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_55ab89-4f > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_55ab89-4f > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_55ab89-4f\" class=\"kt-row-layout-inner kt-layout-id_55ab89-4f\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-15  kt-custom-second-width-85\"><style>.kadence-column_b42d9d-4b > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_b42d9d-4b > .kt-inside-inner-col,.kadence-column_b42d9d-4b > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_b42d9d-4b > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_b42d9d-4b > .kt-inside-inner-col{flex-direction:column;}.kadence-column_b42d9d-4b > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_b42d9d-4b > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_b42d9d-4b{position:relative;}@media all and (max-width: 1024px){.kadence-column_b42d9d-4b > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_b42d9d-4b > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_b42d9d-4b\"><div class=\"kt-inside-inner-col\">\n<p>Question II-9<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_2d160b-04 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_2d160b-04 > .kt-inside-inner-col,.kadence-column_2d160b-04 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_2d160b-04 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_2d160b-04 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_2d160b-04 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_2d160b-04 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_2d160b-04{position:relative;}@media all and (max-width: 1024px){.kadence-column_2d160b-04 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_2d160b-04 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_2d160b-04\"><div class=\"kt-inside-inner-col\">\n<p><strong>D&eacute;terminer <\/strong>la valeur d&eacute;cimale de la conversion de la tension U<sub>RP<\/sub> correspondant &agrave; V=8&nbsp;km.h<sup>-1<\/sup><\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n<style>#kt-layout-id_505a19-a6 > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_505a19-a6 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_505a19-a6 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}#kt-layout-id_505a19-a6 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_505a19-a6 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_505a19-a6 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_505a19-a6\" class=\"kt-row-layout-inner kt-layout-id_505a19-a6\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row\"><style>.kadence-column_de8edd-03 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_de8edd-03 > .kt-inside-inner-col,.kadence-column_de8edd-03 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_de8edd-03 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_de8edd-03 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_de8edd-03 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_de8edd-03 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_de8edd-03{position:relative;}@media all and (max-width: 1024px){.kadence-column_de8edd-03 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_de8edd-03 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_de8edd-03\"><div class=\"kt-inside-inner-col\">\n<p>Le 1er profil de vitesse impos&eacute; est fourni sur la figure 15 suivante :<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_bdc0dc-2c > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_bdc0dc-2c > .kt-inside-inner-col,.kadence-column_bdc0dc-2c > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_bdc0dc-2c > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_bdc0dc-2c > .kt-inside-inner-col{flex-direction:column;}.kadence-column_bdc0dc-2c > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_bdc0dc-2c > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_bdc0dc-2c{position:relative;}@media all and (max-width: 1024px){.kadence-column_bdc0dc-2c > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_bdc0dc-2c > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_bdc0dc-2c\"><div class=\"kt-inside-inner-col\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"647\" height=\"272\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-60.png\" alt=\"\" class=\"wp-image-1089\" srcset=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-60.png 647w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-60-300x126.png 300w\" sizes=\"auto, (max-width: 647px) 100vw, 647px\"\/><figcaption>Figure 15 : &Eacute;volution du surfeur groupe 2 niveau 2<\/figcaption><\/figure>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n<style>#kt-layout-id_88274b-10 > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_88274b-10 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_88274b-10 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-bottom:73px;grid-template-columns:minmax(0, calc(15% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(85% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}#kt-layout-id_88274b-10 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_88274b-10 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 767px){#kt-layout-id_88274b-10 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone\"><div id=\"kt-layout-id_88274b-10\" class=\"kt-row-layout-inner kt-layout-id_88274b-10\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row  kt-custom-first-width-15  kt-custom-second-width-85\"><style>.kadence-column_458770-66 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_458770-66 > .kt-inside-inner-col,.kadence-column_458770-66 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_458770-66 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_458770-66 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_458770-66 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_458770-66 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_458770-66{position:relative;}@media all and (max-width: 1024px){.kadence-column_458770-66 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_458770-66 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_458770-66\"><div class=\"kt-inside-inner-col\">\n<p>Question II-9<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column_1ff9bb-df > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_1ff9bb-df > .kt-inside-inner-col,.kadence-column_1ff9bb-df > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_1ff9bb-df > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_1ff9bb-df > .kt-inside-inner-col{flex-direction:column;}.kadence-column_1ff9bb-df > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_1ff9bb-df > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_1ff9bb-df{position:relative;}@media all and (max-width: 1024px){.kadence-column_1ff9bb-df > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_1ff9bb-df > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_1ff9bb-df\"><div class=\"kt-inside-inner-col\">\n<p><strong>D&eacute;terminer <\/strong>les valeurs d&eacute;cimales de la conversion de la tension U<sub>RP<\/sub> correspondant &agrave; V=0&nbsp;km.h<sup>-1<\/sup>, 5&nbsp;km.h<sup>-1<\/sup> ,&nbsp;10&nbsp;km.h<sup>-1<\/sup>,&nbsp;15&nbsp;km.h<sup>-1<\/sup><\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<p class=\"has-theme-palette-1-color has-text-color has-medium-font-size\"><strong>DOCUMENTS R&Eacute;PONSES<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"722\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-50.png\" alt=\"\" class=\"wp-image-1065\" srcset=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-50.png 1024w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-50-300x212.png 300w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-50-768x542.png 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"\/><\/figure>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"497\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-5-1024x497.png\" alt=\"\" class=\"wp-image-587\" srcset=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-5-1024x497.png 1024w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-5-300x146.png 300w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-5-768x373.png 768w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-5.png 1140w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"\/><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"358\" src=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-6-1024x358.png\" alt=\"\" class=\"wp-image-588\" srcset=\"https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-6-1024x358.png 1024w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-6-300x105.png 300w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-6-768x269.png 768w, https:\/\/insyte.website\/WordPress\/wp-content\/uploads\/2022\/09\/image-6.png 1157w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"\/><\/figure>\n<\/div>\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>PR&Eacute;SENTATION DU SURF ELECTRIQUE OU E-SURF Plus facile &agrave; pratiquer que le surf conventionnel, le surf &eacute;lectrique peut &ecirc;tre appris par un amateur en 5 min. Les chutes sont moins fr&eacute;quentes, doncl&rsquo;amusement est plus rapide. Plus besoin non plus de prendre des grosses vagues, il peut avancer sur une eau lisse comme sur une eau&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":505,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"wf_page_folders":[18],"class_list":["post-487","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Surf \u00e9lectrique e-Surf (E3C) - Insyte.website<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/insyte.website\/WordPress\/anciens-sujets-e3c\/e3c-surf-electrique-e-surf\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Surf \u00e9lectrique e-Surf (E3C) - Insyte.website\" \/>\n<meta property=\"og:description\" content=\"PR&Eacute;SENTATION DU SURF ELECTRIQUE OU E-SURF Plus facile &agrave; pratiquer que le surf conventionnel, le surf &eacute;lectrique peut &ecirc;tre appris par un amateur en 5 min. Les chutes sont moins fr&eacute;quentes, doncl&rsquo;amusement est plus rapide. 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