{"html":{".container--page":"\u003cdiv class=\"container container--page container--subject with-content-background\"\u003e\u003csection class=\"content content--medium aligned-right\"\u003e\u003cdiv class=\"filter-overlay\"\u003e\u003cdiv class=\"filter-overlay__loader\"\u003e\u003cdiv class=\"filter-overlay__icon\"\u003e\u003cdiv class=\"icon__circle icon-thumb_up\"\u003e\u003ci class=\"ma-thumb_up material-icons icon--medium\"\u003ethumb_up\u003c/i\u003e\u003c/div\u003e\u003c/div\u003e\u003csvg class=\"circular\" viewBox=\"25 25 50 50\"\u003e\u003ccircle class=\"path\" cx=\"50\" cy=\"50\" fill=\"none\" r=\"20\" stroke-miterlimit=\"10\" stroke-width=\"2\"\u003e\u003c/circle\u003e\u003c/svg\u003e\u003c/div\u003e\u003cdiv class=\"filter-overlay__usp\"\u003e\u003cdiv class=\"as-h3\"\u003eFree information requests\u003c/div\u003e\u003cp\u003eCompare and discuss with your colleagues.\u003c/p\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"ajax-wrapper\"\u003e\u003ch1 class=\"subject__title\"\u003e178 Electrical Engineering Training Courses (Page 11)\u003c/h1\u003e\u003cp class=\"subject__alternatives show-from-tablet\"\u003eSee also: \u003ca title=\"500 Software / System Engineering Training Courses\" rel=\"nofollow\" href=\"/engineering/software-engineering/free\"\u003eSoftware / System Engineering\u003c/a\u003e, \u003ca title=\"6 Electricity Training Courses\" rel=\"nofollow\" href=\"/construction-property/electricity/free\"\u003eElectricity\u003c/a\u003e, \u003ca title=\"500 Building / Construction Training Courses\" rel=\"nofollow\" href=\"/construction-property/building-construction/free\"\u003eBuilding / Construction\u003c/a\u003e, \u003ca title=\"Welfare Training Courses\" rel=\"nofollow\" href=\"/health/welfare/free\"\u003eWelfare\u003c/a\u003e, and \u003ca title=\"73 Teaching Skills Training Courses\" rel=\"nofollow\" href=\"/education/teaching-skills/free\"\u003eTeaching Skills\u003c/a\u003e.\u003c/p\u003e\u003cp class=\"subject__alternatives show-on-mobile\"\u003eSee also: \u003ca title=\"500 Software / System Engineering Training Courses\" rel=\"nofollow\" href=\"/engineering/software-engineering/free\"\u003eSoftware / System Engineering\u003c/a\u003e, \u003ca title=\"6 Electricity Training Courses\" rel=\"nofollow\" href=\"/construction-property/electricity/free\"\u003eElectricity\u003c/a\u003e, and \u003ca title=\"500 Building / Construction Training Courses\" rel=\"nofollow\" href=\"/construction-property/building-construction/free\"\u003eBuilding / Construction\u003c/a\u003e.\u003c/p\u003e\u003csection class=\"panel\"\u003e\u003cdiv class=\"result-options--mobile mobile-filter\"\u003e\u003cdiv class=\"mobile-filter__actions\"\u003e\u003ca class=\"toggle-mobile-filters mobile-filter__button\" href=\"#\"\u003e\u003ci class=\"ma-tune material-icons icon--normal\"\u003etune\u003c/i\u003e 1 active filter\u003c/a\u003e\u003ca class=\"toggle-mobile-sorting mobile-filter__button\" href=\"#\"\u003e\u003ci class=\"ma-reorder material-icons icon--normal\"\u003ereorder\u003c/i\u003e Sorting\u003c/a\u003e\u003c/div\u003e\u003cdiv class=\"mobile-filter__active-filters\"\u003e\u003cspan class=\"label--filter\"\u003eFree\u003c/span\u003e\u003ca class=\"toggle-mobile-filters mobile-filter__edit\" href=\"#\"\u003eChange filters\u003ci class=\"ma-keyboard_arrow_right material-icons \"\u003ekeyboard_arrow_right\u003c/i\u003e\u003c/a\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"subject-messsages\"\u003e\u003c/div\u003e\u003cdiv class=\"result-options\"\u003e\u003cdiv class=\"compare-buttons--top\"\u003e\u003cinput class=\"button--compare\" type=\"button\" value=\"Compare\" /\u003e\u003c/div\u003e\u003cdiv class=\"sorting aligned-right\"\u003e\u003cdiv class=\"sorting__header\"\u003eChange sorting\u003ca class=\"sorting__close\" href=\"#\"\u003e\u003ci class=\"ma-clear material-icons icon--small\"\u003eclear\u003c/i\u003e\u003c/a\u003e\u003c/div\u003e\u003cdiv class=\"sorting__content\"\u003e\u003cspan class=\"sorting__label\"\u003eSort overview\u003c/span\u003e\u003cul class=\"sorting__list\"\u003e\u003cli class=\"sorting__item\"\u003e\u003ca class=\"sorting__link is-active\" data-url=\"/engineering/electrical/free\" data-link-type=\"sort\" href=\"#\"\u003eRelevance and reviews\u003c/a\u003e\u003c/li\u003e\u003cli class=\"sorting__item\"\u003e\u003ca class=\"sorting__link \" data-url=\"/engineering/electrical/free/price-high-low\" data-link-type=\"sort\" href=\"#\"\u003ePrice (high \u0026gt; 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We also have sections that let you get down a…\u003c/p\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__footer\"\u003e\u003cdiv class=\"product-item__usp-data\"\u003e\u003cspan class=\"method\"\u003eVideo\u003c/span\u003e\u003cspan class=\"price\"\u003eFree\u003cspan class=\"tooltip-parent tooltip-icon  align-left\"\u003e\u003ci class=\"ma-check material-icons \"\u003echeck\u003c/i\u003e\u003cspan class=\"tooltip align-left\"\u003e\u003cspan class=\"tooltip__content\"\u003e\u003cul class=\"price-tooltip\"\u003e\u003cli\u003e\u003cstrong\u003ePrice completeness:\u003c/strong\u003e This price is complete, there are no hidden additional costs.\u003c/li\u003e\u003c/ul\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003cspan class=\"duration\"\u003e1 minute\u003c/span\u003e\u003c/div\u003e\u003cspan class=\"institute-rating rating-score\"\u003e\u003cdiv class=\"product-item__provider--mobile\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"result-item product-item\" id=\"training-436304\"\u003e\u003cdiv class=\"checkbox-wrapper\"\u003e\u003cinput type=\"checkbox\" name=\"training-436304\" id=\"training-436304\" value=\"436304\" class=\"is-hidden compare-list__checkbox compare-checkbox\" /\u003e\u003ci class=\"ma-check_box_outline_blank material-icons checkbox-icon\" data-checked=\"check_box\" data-unchecked=\"check_box_outline_blank\"\u003echeck_box_outline_blank\u003c/i\u003e\u003c/div\u003e\u003cdiv class=\"product-item__thumb\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-attach-spout-s-antennae\"\u003e\u003cdiv class=\"product-image__video-thumbnail-btn small-square\" style=\"background-image: url(https://static-3.springest.com/uploads/product_image/image/59859/thumbnail-unnamed.png)\"\u003e\u003c/div\u003e\u003c/a\u003e\u003c/div\u003e\u003cdiv class=\"product-item__content\"\u003e\u003ch2 class=\"as-h3 product-item__title\"\u003e\u003ca title=\"Video: Electrical engineering: Attach Spout\u0026#39;s antennae\" href=\"/khan-academy/electrical-engineering-attach-spout-s-antennae\"\u003eElectrical engineering: Attach Spout\u0026#39;s antennae\u003c/a\u003e\u003c/h2\u003e\u003cdiv class=\"product-item__details\"\u003e\u003cdiv class=\"product-item__provider\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003cdiv class=\"product-item__meta-info starting-dateplaces-container\"\u003e\u003cdiv class=\"meta-info--starting-dateplaces\"\u003e\u003cspan\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__description\"\u003e\u003cdiv class=\"product-item__thumb--mobile\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-attach-spout-s-antennae#product-images\"\u003e\u003cimg class=\"product-image__item\" src=\"https://static-3.springest.com/uploads/product_image/image/59859/thumbnail-unnamed.png\" /\u003e\u003c/a\u003e\u003c/div\u003e\u003cp\u003eElectrical engineering Learn about electricity, circuit theory, and introductory electronics. We also have sections that let you get down an…\u003c/p\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__footer\"\u003e\u003cdiv class=\"product-item__usp-data\"\u003e\u003cspan class=\"method\"\u003eVideo\u003c/span\u003e\u003cspan class=\"price\"\u003eFree\u003cspan class=\"tooltip-parent tooltip-icon  align-left\"\u003e\u003ci class=\"ma-check material-icons \"\u003echeck\u003c/i\u003e\u003cspan class=\"tooltip align-left\"\u003e\u003cspan class=\"tooltip__content\"\u003e\u003cul class=\"price-tooltip\"\u003e\u003cli\u003e\u003cstrong\u003ePrice completeness:\u003c/strong\u003e This price is complete, there are no hidden additional costs.\u003c/li\u003e\u003c/ul\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003cspan class=\"duration\"\u003e2 minutes\u003c/span\u003e\u003c/div\u003e\u003cspan class=\"institute-rating rating-score\"\u003e\u003cdiv class=\"product-item__provider--mobile\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"result-item product-item\" id=\"training-436251\"\u003e\u003cdiv class=\"checkbox-wrapper\"\u003e\u003cinput type=\"checkbox\" name=\"training-436251\" id=\"training-436251\" value=\"436251\" class=\"is-hidden compare-list__checkbox compare-checkbox\" /\u003e\u003ci class=\"ma-check_box_outline_blank material-icons checkbox-icon\" data-checked=\"check_box\" data-unchecked=\"check_box_outline_blank\"\u003echeck_box_outline_blank\u003c/i\u003e\u003c/div\u003e\u003cdiv class=\"product-item__thumb\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-complex-exponential-magnitude\"\u003e\u003cdiv class=\"product-image__video-thumbnail-btn small-square\" style=\"background-image: url(https://static-3.springest.com/uploads/product_image/image/59805/thumbnail-unnamed.png)\"\u003e\u003c/div\u003e\u003c/a\u003e\u003c/div\u003e\u003cdiv class=\"product-item__content\"\u003e\u003ch2 class=\"as-h3 product-item__title\"\u003e\u003ca title=\"Video: Electrical engineering: Complex exponential magnitude\" href=\"/khan-academy/electrical-engineering-complex-exponential-magnitude\"\u003eElectrical engineering: Complex exponential magnitude\u003c/a\u003e\u003c/h2\u003e\u003cdiv class=\"product-item__details\"\u003e\u003cdiv class=\"product-item__provider\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003cdiv class=\"product-item__meta-info starting-dateplaces-container\"\u003e\u003cdiv class=\"meta-info--starting-dateplaces\"\u003e\u003cspan\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__description\"\u003e\u003cdiv class=\"product-item__thumb--mobile\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-complex-exponential-magnitude#product-images\"\u003e\u003cimg class=\"product-image__item\" src=\"https://static-3.springest.com/uploads/product_image/image/59805/thumbnail-unnamed.png\" /\u003e\u003c/a\u003e\u003c/div\u003e\u003cp\u003eA closer look at the complex exponential term in Euler\u0026#39;s Formula. We see that it represents a complex number, a distance of 1 from the origi…\u003c/p\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__footer\"\u003e\u003cdiv class=\"product-item__usp-data\"\u003e\u003cspan class=\"method\"\u003eVideo\u003c/span\u003e\u003cspan class=\"price\"\u003eFree\u003cspan class=\"tooltip-parent tooltip-icon  align-left\"\u003e\u003ci class=\"ma-check material-icons \"\u003echeck\u003c/i\u003e\u003cspan class=\"tooltip align-left\"\u003e\u003cspan class=\"tooltip__content\"\u003e\u003cul class=\"price-tooltip\"\u003e\u003cli\u003e\u003cstrong\u003ePrice completeness:\u003c/strong\u003e This price is complete, there are no hidden additional costs.\u003c/li\u003e\u003c/ul\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003cspan class=\"duration\"\u003e6 minutes\u003c/span\u003e\u003c/div\u003e\u003cspan class=\"institute-rating rating-score\"\u003e\u003cdiv class=\"product-item__provider--mobile\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"result-item product-item\" id=\"training-436368\"\u003e\u003cdiv class=\"checkbox-wrapper\"\u003e\u003cinput type=\"checkbox\" name=\"training-436368\" id=\"training-436368\" value=\"436368\" class=\"is-hidden compare-list__checkbox compare-checkbox\" /\u003e\u003ci class=\"ma-check_box_outline_blank material-icons checkbox-icon\" data-checked=\"check_box\" data-unchecked=\"check_box_outline_blank\"\u003echeck_box_outline_blank\u003c/i\u003e\u003c/div\u003e\u003cdiv class=\"product-item__thumb\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-switch-block\"\u003e\u003cdiv class=\"product-image__video-thumbnail-btn small-square\" style=\"background-image: url(https://static-3.springest.com/uploads/product_image/image/59923/thumbnail-unnamed.png)\"\u003e\u003c/div\u003e\u003c/a\u003e\u003c/div\u003e\u003cdiv class=\"product-item__content\"\u003e\u003ch2 class=\"as-h3 product-item__title\"\u003e\u003ca title=\"Video: Electrical engineering: Switch block\" href=\"/khan-academy/electrical-engineering-switch-block\"\u003eElectrical engineering: Switch block\u003c/a\u003e\u003c/h2\u003e\u003cdiv class=\"product-item__details\"\u003e\u003cdiv class=\"product-item__provider\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003cdiv class=\"product-item__meta-info starting-dateplaces-container\"\u003e\u003cdiv class=\"meta-info--starting-dateplaces\"\u003e\u003cspan\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__description\"\u003e\u003cdiv class=\"product-item__thumb--mobile\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-switch-block#product-images\"\u003e\u003cimg class=\"product-image__item\" src=\"https://static-3.springest.com/uploads/product_image/image/59923/thumbnail-unnamed.png\" /\u003e\u003c/a\u003e\u003c/div\u003e\u003cp\u003eControl robot behavior based on some condition Electrical engineering Learn about electricity, circuit theory, and introductory electronics.…\u003c/p\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__footer\"\u003e\u003cdiv class=\"product-item__usp-data\"\u003e\u003cspan class=\"method\"\u003eVideo\u003c/span\u003e\u003cspan class=\"price\"\u003eFree\u003cspan class=\"tooltip-parent tooltip-icon  align-left\"\u003e\u003ci 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class=\"checkbox-wrapper\"\u003e\u003cinput type=\"checkbox\" name=\"training-436220\" id=\"training-436220\" value=\"436220\" class=\"is-hidden compare-list__checkbox compare-checkbox\" /\u003e\u003ci class=\"ma-check_box_outline_blank material-icons checkbox-icon\" data-checked=\"check_box\" data-unchecked=\"check_box_outline_blank\"\u003echeck_box_outline_blank\u003c/i\u003e\u003c/div\u003e\u003cdiv class=\"product-item__thumb\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-a-capacitor-integrates-current\"\u003e\u003cdiv class=\"product-image__video-thumbnail-btn small-square\" style=\"background-image: url(https://static-3.springest.com/uploads/product_image/image/59771/thumbnail-unnamed.png)\"\u003e\u003c/div\u003e\u003c/a\u003e\u003c/div\u003e\u003cdiv class=\"product-item__content\"\u003e\u003ch2 class=\"as-h3 product-item__title\"\u003e\u003ca title=\"Video: Electrical engineering: A capacitor integrates current\" href=\"/khan-academy/electrical-engineering-a-capacitor-integrates-current\"\u003eElectrical engineering: A capacitor integrates current\u003c/a\u003e\u003c/h2\u003e\u003cdiv class=\"product-item__details\"\u003e\u003cdiv class=\"product-item__provider\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003cdiv class=\"product-item__meta-info starting-dateplaces-container\"\u003e\u003cdiv class=\"meta-info--starting-dateplaces\"\u003e\u003cspan\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__description\"\u003e\u003cdiv class=\"product-item__thumb--mobile\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-a-capacitor-integrates-current#product-images\"\u003e\u003cimg class=\"product-image__item\" src=\"https://static-3.springest.com/uploads/product_image/image/59771/thumbnail-unnamed.png\" /\u003e\u003c/a\u003e\u003c/div\u003e\u003cp\u003eA current flowing into a capacitor causes charge to accumulate. The voltage rises according to q = Cv and we say the capacitor integrates c…\u003c/p\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__footer\"\u003e\u003cdiv class=\"product-item__usp-data\"\u003e\u003cspan class=\"method\"\u003eVideo\u003c/span\u003e\u003cspan class=\"price\"\u003eFree\u003cspan class=\"tooltip-parent tooltip-icon  align-left\"\u003e\u003ci class=\"ma-check material-icons \"\u003echeck\u003c/i\u003e\u003cspan class=\"tooltip align-left\"\u003e\u003cspan class=\"tooltip__content\"\u003e\u003cul class=\"price-tooltip\"\u003e\u003cli\u003e\u003cstrong\u003ePrice completeness:\u003c/strong\u003e This price is complete, there are no hidden additional costs.\u003c/li\u003e\u003c/ul\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003cspan class=\"duration\"\u003e9 minutes\u003c/span\u003e\u003c/div\u003e\u003cspan class=\"institute-rating rating-score\"\u003e\u003cdiv class=\"product-item__provider--mobile\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"result-item product-item\" id=\"training-436380\"\u003e\u003cdiv class=\"checkbox-wrapper\"\u003e\u003cinput type=\"checkbox\" name=\"training-436380\" id=\"training-436380\" value=\"436380\" class=\"is-hidden compare-list__checkbox compare-checkbox\" /\u003e\u003ci class=\"ma-check_box_outline_blank material-icons checkbox-icon\" data-checked=\"check_box\" data-unchecked=\"check_box_outline_blank\"\u003echeck_box_outline_blank\u003c/i\u003e\u003c/div\u003e\u003cdiv class=\"product-item__thumb\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-what-is-inside-a-dvd-player-5-of-5\"\u003e\u003cdiv class=\"product-image__video-thumbnail-btn small-square\" style=\"background-image: url(https://static-3.springest.com/uploads/product_image/image/59933/thumbnail-unnamed.png)\"\u003e\u003c/div\u003e\u003c/a\u003e\u003c/div\u003e\u003cdiv class=\"product-item__content\"\u003e\u003ch2 class=\"as-h3 product-item__title\"\u003e\u003ca title=\"Video: Electrical engineering: What is inside a DVD player? (5 of 5)\" href=\"/khan-academy/electrical-engineering-what-is-inside-a-dvd-player-5-of-5\"\u003eElectrical engineering: What is inside a DVD player? (5 of 5)\u003c/a\u003e\u003c/h2\u003e\u003cdiv class=\"product-item__details\"\u003e\u003cdiv class=\"product-item__provider\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003cdiv class=\"product-item__meta-info starting-dateplaces-container\"\u003e\u003cdiv class=\"meta-info--starting-dateplaces\"\u003e\u003cspan\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__description\"\u003e\u003cdiv class=\"product-item__thumb--mobile\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-what-is-inside-a-dvd-player-5-of-5#product-images\"\u003e\u003cimg class=\"product-image__item\" src=\"https://static-3.springest.com/uploads/product_image/image/59933/thumbnail-unnamed.png\" /\u003e\u003c/a\u003e\u003c/div\u003e\u003cp\u003eIn this video we explore the laser assembly inside a DVD player. Electrical engineering Learn about electricity, circuit theory, and introd…\u003c/p\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__footer\"\u003e\u003cdiv class=\"product-item__usp-data\"\u003e\u003cspan class=\"method\"\u003eVideo\u003c/span\u003e\u003cspan class=\"price\"\u003eFree\u003cspan class=\"tooltip-parent tooltip-icon  align-left\"\u003e\u003ci class=\"ma-check material-icons \"\u003echeck\u003c/i\u003e\u003cspan class=\"tooltip align-left\"\u003e\u003cspan class=\"tooltip__content\"\u003e\u003cul class=\"price-tooltip\"\u003e\u003cli\u003e\u003cstrong\u003ePrice completeness:\u003c/strong\u003e This price is complete, there are no hidden additional costs.\u003c/li\u003e\u003c/ul\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003cspan class=\"duration\"\u003e3 minutes\u003c/span\u003e\u003c/div\u003e\u003cspan class=\"institute-rating rating-score\"\u003e\u003cdiv class=\"product-item__provider--mobile\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"result-item product-item\" id=\"training-436267\"\u003e\u003cdiv class=\"checkbox-wrapper\"\u003e\u003cinput type=\"checkbox\" name=\"training-436267\" id=\"training-436267\" value=\"436267\" class=\"is-hidden compare-list__checkbox compare-checkbox\" /\u003e\u003ci class=\"ma-check_box_outline_blank material-icons checkbox-icon\" data-checked=\"check_box\" data-unchecked=\"check_box_outline_blank\"\u003echeck_box_outline_blank\u003c/i\u003e\u003c/div\u003e\u003cdiv class=\"product-item__thumb\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-virtual-ground-examples\"\u003e\u003cdiv class=\"product-image__video-thumbnail-btn small-square\" style=\"background-image: url(https://static-3.springest.com/uploads/product_image/image/59820/thumbnail-unnamed.png)\"\u003e\u003c/div\u003e\u003c/a\u003e\u003c/div\u003e\u003cdiv class=\"product-item__content\"\u003e\u003ch2 class=\"as-h3 product-item__title\"\u003e\u003ca title=\"Video: Electrical engineering: Virtual ground - examples\" href=\"/khan-academy/electrical-engineering-virtual-ground-examples\"\u003eElectrical engineering: Virtual ground - examples\u003c/a\u003e\u003c/h2\u003e\u003cdiv class=\"product-item__details\"\u003e\u003cdiv class=\"product-item__provider\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003cdiv class=\"product-item__meta-info starting-dateplaces-container\"\u003e\u003cdiv class=\"meta-info--starting-dateplaces\"\u003e\u003cspan\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__description\"\u003e\u003cdiv class=\"product-item__thumb--mobile\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-virtual-ground-examples#product-images\"\u003e\u003cimg class=\"product-image__item\" src=\"https://static-3.springest.com/uploads/product_image/image/59820/thumbnail-unnamed.png\" /\u003e\u003c/a\u003e\u003c/div\u003e\u003cp\u003eUsing the \u0026quot;virtual ground\u0026quot; idea, we reexamine the inverting op-amp and find a solution much quicker. We apply the virtual ground method to …\u003c/p\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__footer\"\u003e\u003cdiv class=\"product-item__usp-data\"\u003e\u003cspan class=\"method\"\u003eVideo\u003c/span\u003e\u003cspan class=\"price\"\u003eFree\u003cspan class=\"tooltip-parent tooltip-icon  align-left\"\u003e\u003ci class=\"ma-check material-icons \"\u003echeck\u003c/i\u003e\u003cspan class=\"tooltip align-left\"\u003e\u003cspan class=\"tooltip__content\"\u003e\u003cul class=\"price-tooltip\"\u003e\u003cli\u003e\u003cstrong\u003ePrice completeness:\u003c/strong\u003e This price is complete, there are no hidden additional costs.\u003c/li\u003e\u003c/ul\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003cspan class=\"duration\"\u003e6 minutes\u003c/span\u003e\u003c/div\u003e\u003cspan class=\"institute-rating rating-score\"\u003e\u003cdiv class=\"product-item__provider--mobile\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"result-item product-item\" id=\"training-436356\"\u003e\u003cdiv class=\"checkbox-wrapper\"\u003e\u003cinput type=\"checkbox\" name=\"training-436356\" id=\"training-436356\" value=\"436356\" class=\"is-hidden compare-list__checkbox compare-checkbox\" /\u003e\u003ci class=\"ma-check_box_outline_blank material-icons checkbox-icon\" data-checked=\"check_box\" data-unchecked=\"check_box_outline_blank\"\u003echeck_box_outline_blank\u003c/i\u003e\u003c/div\u003e\u003cdiv class=\"product-item__thumb\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-math-block\"\u003e\u003cdiv class=\"product-image__video-thumbnail-btn small-square\" style=\"background-image: url(https://static-3.springest.com/uploads/product_image/image/59910/thumbnail-unnamed.png)\"\u003e\u003c/div\u003e\u003c/a\u003e\u003c/div\u003e\u003cdiv class=\"product-item__content\"\u003e\u003ch2 class=\"as-h3 product-item__title\"\u003e\u003ca title=\"Video: Electrical engineering: Math block\" href=\"/khan-academy/electrical-engineering-math-block\"\u003eElectrical engineering: Math block\u003c/a\u003e\u003c/h2\u003e\u003cdiv class=\"product-item__details\"\u003e\u003cdiv class=\"product-item__provider\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003cdiv class=\"product-item__meta-info starting-dateplaces-container\"\u003e\u003cdiv class=\"meta-info--starting-dateplaces\"\u003e\u003cspan\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__description\"\u003e\u003cdiv class=\"product-item__thumb--mobile\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-math-block#product-images\"\u003e\u003cimg class=\"product-image__item\" src=\"https://static-3.springest.com/uploads/product_image/image/59910/thumbnail-unnamed.png\" /\u003e\u003c/a\u003e\u003c/div\u003e\u003cp\u003eMath blocks allow you to scale values (and much more!) Electrical engineering Learn about electricity, circuit theory, and introductory ele…\u003c/p\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__footer\"\u003e\u003cdiv class=\"product-item__usp-data\"\u003e\u003cspan class=\"method\"\u003eVideo\u003c/span\u003e\u003cspan class=\"price\"\u003eFree\u003cspan class=\"tooltip-parent tooltip-icon  align-left\"\u003e\u003ci class=\"ma-check material-icons \"\u003echeck\u003c/i\u003e\u003cspan class=\"tooltip align-left\"\u003e\u003cspan class=\"tooltip__content\"\u003e\u003cul class=\"price-tooltip\"\u003e\u003cli\u003e\u003cstrong\u003ePrice completeness:\u003c/strong\u003e This price is complete, there are no hidden additional costs.\u003c/li\u003e\u003c/ul\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003cspan class=\"duration\"\u003e2 minutes\u003c/span\u003e\u003c/div\u003e\u003cspan class=\"institute-rating rating-score\"\u003e\u003cdiv class=\"product-item__provider--mobile\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"result-item product-item\" id=\"training-436365\"\u003e\u003cdiv class=\"checkbox-wrapper\"\u003e\u003cinput type=\"checkbox\" name=\"training-436365\" id=\"training-436365\" value=\"436365\" class=\"is-hidden compare-list__checkbox compare-checkbox\" /\u003e\u003ci class=\"ma-check_box_outline_blank material-icons checkbox-icon\" data-checked=\"check_box\" data-unchecked=\"check_box_outline_blank\"\u003echeck_box_outline_blank\u003c/i\u003e\u003c/div\u003e\u003cdiv class=\"product-item__thumb\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-move-block\"\u003e\u003cdiv class=\"product-image__video-thumbnail-btn small-square\" style=\"background-image: url(https://static-3.springest.com/uploads/product_image/image/59919/thumbnail-unnamed.png)\"\u003e\u003c/div\u003e\u003c/a\u003e\u003c/div\u003e\u003cdiv class=\"product-item__content\"\u003e\u003ch2 class=\"as-h3 product-item__title\"\u003e\u003ca title=\"Video: Electrical engineering: Move block\" href=\"/khan-academy/electrical-engineering-move-block\"\u003eElectrical engineering: Move block\u003c/a\u003e\u003c/h2\u003e\u003cdiv class=\"product-item__details\"\u003e\u003cdiv class=\"product-item__provider\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003cdiv class=\"product-item__meta-info starting-dateplaces-container\"\u003e\u003cdiv class=\"meta-info--starting-dateplaces\"\u003e\u003cspan\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__description\"\u003e\u003cdiv class=\"product-item__thumb--mobile\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-move-block#product-images\"\u003e\u003cimg class=\"product-image__item\" src=\"https://static-3.springest.com/uploads/product_image/image/59919/thumbnail-unnamed.png\" /\u003e\u003c/a\u003e\u003c/div\u003e\u003cp\u003eReady, set... start your engines! Electrical engineering Learn about electricity, circuit theory, and introductory electronics. We also hav…\u003c/p\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__footer\"\u003e\u003cdiv class=\"product-item__usp-data\"\u003e\u003cspan class=\"method\"\u003eVideo\u003c/span\u003e\u003cspan class=\"price\"\u003eFree\u003cspan class=\"tooltip-parent tooltip-icon  align-left\"\u003e\u003ci class=\"ma-check material-icons \"\u003echeck\u003c/i\u003e\u003cspan class=\"tooltip align-left\"\u003e\u003cspan class=\"tooltip__content\"\u003e\u003cul class=\"price-tooltip\"\u003e\u003cli\u003e\u003cstrong\u003ePrice completeness:\u003c/strong\u003e This price is complete, there are no hidden additional costs.\u003c/li\u003e\u003c/ul\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003cspan class=\"duration\"\u003e2 minutes\u003c/span\u003e\u003c/div\u003e\u003cspan class=\"institute-rating rating-score\"\u003e\u003cdiv class=\"product-item__provider--mobile\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"result-item product-item\" id=\"training-436202\"\u003e\u003cdiv class=\"checkbox-wrapper\"\u003e\u003cinput type=\"checkbox\" name=\"training-436202\" id=\"training-436202\" value=\"436202\" class=\"is-hidden compare-list__checkbox compare-checkbox\" /\u003e\u003ci class=\"ma-check_box_outline_blank material-icons checkbox-icon\" data-checked=\"check_box\" data-unchecked=\"check_box_outline_blank\"\u003echeck_box_outline_blank\u003c/i\u003e\u003c/div\u003e\u003cdiv class=\"product-item__thumb\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-ideal-circuit-elements\"\u003e\u003cdiv class=\"product-image__video-thumbnail-btn small-square\" style=\"background-image: url(https://static-3.springest.com/uploads/product_image/image/59755/thumbnail-unnamed.png)\"\u003e\u003c/div\u003e\u003c/a\u003e\u003c/div\u003e\u003cdiv class=\"product-item__content\"\u003e\u003ch2 class=\"as-h3 product-item__title\"\u003e\u003ca title=\"Video: Electrical engineering: Ideal circuit elements\" href=\"/khan-academy/electrical-engineering-ideal-circuit-elements\"\u003eElectrical engineering: Ideal circuit elements\u003c/a\u003e\u003c/h2\u003e\u003cdiv class=\"product-item__details\"\u003e\u003cdiv class=\"product-item__provider\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003cdiv class=\"product-item__meta-info starting-dateplaces-container\"\u003e\u003cdiv class=\"meta-info--starting-dateplaces\"\u003e\u003cspan\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__description\"\u003e\u003cdiv class=\"product-item__thumb--mobile\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-ideal-circuit-elements#product-images\"\u003e\u003cimg class=\"product-image__item\" src=\"https://static-3.springest.com/uploads/product_image/image/59755/thumbnail-unnamed.png\" /\u003e\u003c/a\u003e\u003c/div\u003e\u003cp\u003eIntroduction to the most common circuit elements: resistor, capacitor, and inductor. Introducing the current-voltage equations for these el…\u003c/p\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__footer\"\u003e\u003cdiv class=\"product-item__usp-data\"\u003e\u003cspan class=\"method\"\u003eVideo\u003c/span\u003e\u003cspan class=\"price\"\u003eFree\u003cspan class=\"tooltip-parent tooltip-icon  align-left\"\u003e\u003ci class=\"ma-check material-icons \"\u003echeck\u003c/i\u003e\u003cspan class=\"tooltip align-left\"\u003e\u003cspan class=\"tooltip__content\"\u003e\u003cul class=\"price-tooltip\"\u003e\u003cli\u003e\u003cstrong\u003ePrice completeness:\u003c/strong\u003e This price is complete, there are no hidden additional costs.\u003c/li\u003e\u003c/ul\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003cspan class=\"duration\"\u003e7 minutes\u003c/span\u003e\u003c/div\u003e\u003cspan class=\"institute-rating rating-score\"\u003e\u003cdiv class=\"product-item__provider--mobile\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"result-item product-item\" id=\"training-436340\"\u003e\u003cdiv class=\"checkbox-wrapper\"\u003e\u003cinput type=\"checkbox\" name=\"training-436340\" id=\"training-436340\" value=\"436340\" class=\"is-hidden compare-list__checkbox compare-checkbox\" /\u003e\u003ci class=\"ma-check_box_outline_blank material-icons checkbox-icon\" data-checked=\"check_box\" data-unchecked=\"check_box_outline_blank\"\u003echeck_box_outline_blank\u003c/i\u003e\u003c/div\u003e\u003cdiv class=\"product-item__thumb\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-5-volt-power-distribution-board\"\u003e\u003cdiv class=\"product-image__video-thumbnail-btn small-square\" style=\"background-image: url(https://static-3.springest.com/uploads/product_image/image/59894/thumbnail-unnamed.png)\"\u003e\u003c/div\u003e\u003c/a\u003e\u003c/div\u003e\u003cdiv class=\"product-item__content\"\u003e\u003ch2 class=\"as-h3 product-item__title\"\u003e\u003ca title=\"Video: Electrical engineering: 5 volt power distribution board\" href=\"/khan-academy/electrical-engineering-5-volt-power-distribution-board\"\u003eElectrical engineering: 5 volt power distribution board\u003c/a\u003e\u003c/h2\u003e\u003cdiv class=\"product-item__details\"\u003e\u003cdiv class=\"product-item__provider\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003cdiv class=\"product-item__meta-info starting-dateplaces-container\"\u003e\u003cdiv class=\"meta-info--starting-dateplaces\"\u003e\u003cspan\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__description\"\u003e\u003cdiv class=\"product-item__thumb--mobile\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-5-volt-power-distribution-board#product-images\"\u003e\u003cimg class=\"product-image__item\" src=\"https://static-3.springest.com/uploads/product_image/image/59894/thumbnail-unnamed.png\" /\u003e\u003c/a\u003e\u003c/div\u003e\u003cp\u003eThe 5 volts comes from the center pin in the motor controller and the negative or ground comes from the ground pin on the motor controller. …\u003c/p\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__footer\"\u003e\u003cdiv class=\"product-item__usp-data\"\u003e\u003cspan class=\"method\"\u003eVideo\u003c/span\u003e\u003cspan class=\"price\"\u003eFree\u003cspan class=\"tooltip-parent tooltip-icon  align-left\"\u003e\u003ci class=\"ma-check material-icons \"\u003echeck\u003c/i\u003e\u003cspan class=\"tooltip align-left\"\u003e\u003cspan class=\"tooltip__content\"\u003e\u003cul class=\"price-tooltip\"\u003e\u003cli\u003e\u003cstrong\u003ePrice completeness:\u003c/strong\u003e This price is complete, there are no hidden additional costs.\u003c/li\u003e\u003c/ul\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003cspan class=\"duration\"\u003e5 minutes\u003c/span\u003e\u003c/div\u003e\u003cspan class=\"institute-rating rating-score\"\u003e\u003cdiv class=\"product-item__provider--mobile\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"result-item product-item\" id=\"training-436279\"\u003e\u003cdiv class=\"checkbox-wrapper\"\u003e\u003cinput type=\"checkbox\" name=\"training-436279\" id=\"training-436279\" value=\"436279\" class=\"is-hidden compare-list__checkbox compare-checkbox\" /\u003e\u003ci class=\"ma-check_box_outline_blank material-icons checkbox-icon\" data-checked=\"check_box\" data-unchecked=\"check_box_outline_blank\"\u003echeck_box_outline_blank\u003c/i\u003e\u003c/div\u003e\u003cdiv class=\"product-item__thumb\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-finding-fourier-coefficients-for-square-wave\"\u003e\u003cdiv class=\"product-image__video-thumbnail-btn small-square\" style=\"background-image: url(https://static-3.springest.com/uploads/product_image/image/59832/thumbnail-unnamed.png)\"\u003e\u003c/div\u003e\u003c/a\u003e\u003c/div\u003e\u003cdiv class=\"product-item__content\"\u003e\u003ch2 class=\"as-h3 product-item__title\"\u003e\u003ca title=\"Video: Electrical engineering: Finding Fourier coefficients for square wave\" href=\"/khan-academy/electrical-engineering-finding-fourier-coefficients-for-square-wave\"\u003eElectrical engineering: Finding Fourier coefficients for square wave\u003c/a\u003e\u003c/h2\u003e\u003cdiv class=\"product-item__details\"\u003e\u003cdiv class=\"product-item__provider\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003cdiv class=\"product-item__meta-info starting-dateplaces-container\"\u003e\u003cdiv class=\"meta-info--starting-dateplaces\"\u003e\u003cspan\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__description\"\u003e\u003cdiv class=\"product-item__thumb--mobile\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-finding-fourier-coefficients-for-square-wave#product-images\"\u003e\u003cimg class=\"product-image__item\" src=\"https://static-3.springest.com/uploads/product_image/image/59832/thumbnail-unnamed.png\" /\u003e\u003c/a\u003e\u003c/div\u003e\u003cp\u003eFinding Fourier coefficients for a square wave Electrical engineering Learn about electricity, circuit theory, and introductory electronics.…\u003c/p\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__footer\"\u003e\u003cdiv class=\"product-item__usp-data\"\u003e\u003cspan class=\"method\"\u003eVideo\u003c/span\u003e\u003cspan class=\"price\"\u003eFree\u003cspan class=\"tooltip-parent tooltip-icon  align-left\"\u003e\u003ci class=\"ma-check material-icons \"\u003echeck\u003c/i\u003e\u003cspan class=\"tooltip align-left\"\u003e\u003cspan class=\"tooltip__content\"\u003e\u003cul class=\"price-tooltip\"\u003e\u003cli\u003e\u003cstrong\u003ePrice completeness:\u003c/strong\u003e This price is complete, there are no hidden additional costs.\u003c/li\u003e\u003c/ul\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003cspan class=\"duration\"\u003e11 minutes\u003c/span\u003e\u003c/div\u003e\u003cspan class=\"institute-rating rating-score\"\u003e\u003cdiv class=\"product-item__provider--mobile\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"result-item product-item\" id=\"training-433966\"\u003e\u003cdiv class=\"checkbox-wrapper\"\u003e\u003cinput type=\"checkbox\" name=\"training-433966\" id=\"training-433966\" value=\"433966\" class=\"is-hidden compare-list__checkbox compare-checkbox\" /\u003e\u003ci class=\"ma-check_box_outline_blank material-icons checkbox-icon\" data-checked=\"check_box\" data-unchecked=\"check_box_outline_blank\"\u003echeck_box_outline_blank\u003c/i\u003e\u003c/div\u003e\u003cdiv class=\"product-item__thumb\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/bit-zeeeeeeeeeee\"\u003e\u003cdiv class=\"product-image__video-thumbnail-btn small-square\" style=\"background-image: url(https://static-3.springest.com/uploads/product_image/image/59878/thumbnail-unnamed.png)\"\u003e\u003c/div\u003e\u003c/a\u003e\u003c/div\u003e\u003cdiv class=\"product-item__content\"\u003e\u003ch2 class=\"as-h3 product-item__title\"\u003e\u003ca title=\"Video: Electrical engineering: Bit-zeeeeeeeeeee\" href=\"/khan-academy/bit-zeeeeeeeeeee\"\u003eElectrical engineering: Bit-zeeeeeeeeeee\u003c/a\u003e\u003c/h2\u003e\u003cdiv class=\"product-item__details\"\u003e\u003cdiv class=\"product-item__provider\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003cdiv class=\"product-item__meta-info starting-dateplaces-container\"\u003e\u003cdiv class=\"meta-info--starting-dateplaces\"\u003e\u003cspan\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__description\"\u003e\u003cdiv class=\"product-item__thumb--mobile\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/bit-zeeeeeeeeeee#product-images\"\u003e\u003cimg class=\"product-image__item\" src=\"https://static-3.springest.com/uploads/product_image/image/59878/thumbnail-unnamed.png\" /\u003e\u003c/a\u003e\u003c/div\u003e\u003cp\u003eBit-zee is a project designed to inspire students to explore math and science. It was created from everyday items (a hair dryer, tap light,…\u003c/p\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__footer\"\u003e\u003cdiv class=\"product-item__usp-data\"\u003e\u003cspan class=\"method\"\u003eVideo\u003c/span\u003e\u003cspan class=\"price\"\u003eFree\u003cspan class=\"tooltip-parent tooltip-icon  align-left\"\u003e\u003ci class=\"ma-check material-icons \"\u003echeck\u003c/i\u003e\u003cspan class=\"tooltip align-left\"\u003e\u003cspan class=\"tooltip__content\"\u003e\u003cul class=\"price-tooltip\"\u003e\u003cli\u003e\u003cstrong\u003ePrice completeness:\u003c/strong\u003e This price is complete, there are no hidden additional costs.\u003c/li\u003e\u003c/ul\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003cspan class=\"duration\"\u003e1 minute\u003c/span\u003e\u003c/div\u003e\u003cspan class=\"institute-rating rating-score\"\u003e\u003cdiv class=\"product-item__provider--mobile\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"result-item product-item\" id=\"training-436371\"\u003e\u003cdiv class=\"checkbox-wrapper\"\u003e\u003cinput type=\"checkbox\" name=\"training-436371\" id=\"training-436371\" value=\"436371\" class=\"is-hidden compare-list__checkbox compare-checkbox\" /\u003e\u003ci class=\"ma-check_box_outline_blank material-icons checkbox-icon\" data-checked=\"check_box\" data-unchecked=\"check_box_outline_blank\"\u003echeck_box_outline_blank\u003c/i\u003e\u003c/div\u003e\u003cdiv class=\"product-item__thumb\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-what-is-inside-a-coffee-maker\"\u003e\u003cdiv class=\"product-image__video-thumbnail-btn small-square\" style=\"background-image: url(https://static-3.springest.com/uploads/product_image/image/59925/thumbnail-unnamed.png)\"\u003e\u003c/div\u003e\u003c/a\u003e\u003c/div\u003e\u003cdiv class=\"product-item__content\"\u003e\u003ch2 class=\"as-h3 product-item__title\"\u003e\u003ca title=\"Video: Electrical engineering: What is inside a coffee maker?\" href=\"/khan-academy/electrical-engineering-what-is-inside-a-coffee-maker\"\u003eElectrical engineering: What is inside a coffee maker?\u003c/a\u003e\u003c/h2\u003e\u003cdiv class=\"product-item__details\"\u003e\u003cdiv class=\"product-item__provider\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003cdiv class=\"product-item__meta-info starting-dateplaces-container\"\u003e\u003cdiv class=\"meta-info--starting-dateplaces\"\u003e\u003cspan\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__description\"\u003e\u003cdiv class=\"product-item__thumb--mobile\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-what-is-inside-a-coffee-maker#product-images\"\u003e\u003cimg class=\"product-image__item\" src=\"https://static-3.springest.com/uploads/product_image/image/59925/thumbnail-unnamed.png\" /\u003e\u003c/a\u003e\u003c/div\u003e\u003cp\u003eIn this video we explore what is inside a coffee maker, how it is made, and how it works. Electrical engineering Learn about electricity, c…\u003c/p\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__footer\"\u003e\u003cdiv class=\"product-item__usp-data\"\u003e\u003cspan class=\"method\"\u003eVideo\u003c/span\u003e\u003cspan class=\"price\"\u003eFree\u003cspan class=\"tooltip-parent tooltip-icon  align-left\"\u003e\u003ci class=\"ma-check material-icons \"\u003echeck\u003c/i\u003e\u003cspan class=\"tooltip align-left\"\u003e\u003cspan class=\"tooltip__content\"\u003e\u003cul class=\"price-tooltip\"\u003e\u003cli\u003e\u003cstrong\u003ePrice completeness:\u003c/strong\u003e This price is complete, there are no hidden additional costs.\u003c/li\u003e\u003c/ul\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e\u003cspan class=\"duration\"\u003e14 minutes\u003c/span\u003e\u003c/div\u003e\u003cspan class=\"institute-rating rating-score\"\u003e\u003cdiv class=\"product-item__provider--mobile\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"result-item product-item\" id=\"training-436231\"\u003e\u003cdiv class=\"checkbox-wrapper\"\u003e\u003cinput type=\"checkbox\" name=\"training-436231\" id=\"training-436231\" value=\"436231\" class=\"is-hidden compare-list__checkbox compare-checkbox\" /\u003e\u003ci class=\"ma-check_box_outline_blank material-icons checkbox-icon\" data-checked=\"check_box\" data-unchecked=\"check_box_outline_blank\"\u003echeck_box_outline_blank\u003c/i\u003e\u003c/div\u003e\u003cdiv class=\"product-item__thumb\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-sketching-exponentials\"\u003e\u003cdiv class=\"product-image__video-thumbnail-btn small-square\" style=\"background-image: url(https://static-3.springest.com/uploads/product_image/image/59784/thumbnail-unnamed.png)\"\u003e\u003c/div\u003e\u003c/a\u003e\u003c/div\u003e\u003cdiv class=\"product-item__content\"\u003e\u003ch2 class=\"as-h3 product-item__title\"\u003e\u003ca title=\"Video: Electrical engineering: Sketching exponentials\" href=\"/khan-academy/electrical-engineering-sketching-exponentials\"\u003eElectrical engineering: Sketching exponentials\u003c/a\u003e\u003c/h2\u003e\u003cdiv class=\"product-item__details\"\u003e\u003cdiv class=\"product-item__provider\"\u003e\u003cimg class=\"thumb\" width=\"100\" height=\"50\" alt=\"Logo Khan Academy\" title=\"Logo Khan Academy\" src=\"https://static-3.springest.com/uploads/institute/logo/14442/thumb_khan-academy-dbd7240e8ba3ca82c800ca3db25311a3.png\" /\u003e\u003c/div\u003e\u003cdiv class=\"product-item__meta-info starting-dateplaces-container\"\u003e\u003cdiv class=\"meta-info--starting-dateplaces\"\u003e\u003cspan\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv class=\"product-item__description\"\u003e\u003cdiv class=\"product-item__thumb--mobile\"\u003e\u003ca class=\" track\" data-tracking-events=\"[]\" href=\"/khan-academy/electrical-engineering-sketching-exponentials#product-images\"\u003e\u003cimg class=\"product-image__item\" src=\"https://static-3.springest.com/uploads/product_image/image/59784/thumbnail-unnamed.png\" /\u003e\u003c/a\u003e\u003c/div\u003e\u003cp\u003eVoltages and currents often have an exponential shape. 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