{"id":2341,"date":"2020-10-22T22:50:57","date_gmt":"2020-10-22T22:50:57","guid":{"rendered":"https:\/\/eschooltoday.com\/learn\/?page_id=2341"},"modified":"2021-09-16T02:38:13","modified_gmt":"2021-09-16T02:38:13","slug":"mechanical-energy","status":"publish","type":"page","link":"https:\/\/eschooltoday.com\/learn\/mechanical-energy\/","title":{"rendered":"What is Mechanical Energy in Physics?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"2341\" class=\"elementor elementor-2341\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-703dc9c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"703dc9c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-099556a\" data-id=\"099556a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-09a79ae elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"09a79ae\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-5498dca\" data-id=\"5498dca\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5f966a0 elementor-align-start elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"5f966a0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Kinds of energy<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ba6ca36 elementor-widget elementor-widget-jet-nav-menu\" data-id=\"ba6ca36\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"jet-nav-menu.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<nav class=\"jet-nav-wrap m-layout-mobile\"><div class=\"menu-kinds-of-energy-container\"><div class=\"jet-nav m-layout-mobile jet-nav--vertical jet-nav--vertical-sub-left-side\"><div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-2352 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/what-is-energy\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">What is energy?<\/span><\/a><\/div>\n<div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-2351 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/kinetic-energy\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">Kinetic Energy<\/span><\/a><\/div>\n<div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-2350 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/mechanical-energy\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">Mechanical Energy<\/span><\/a><\/div>\n<div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-2424 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/sound-energy\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">Sound Energy<\/span><\/a><\/div>\n<div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-2423 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/thermal-energy\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">Thermal Energy<\/span><\/a><\/div>\n<div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-2422 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/chemical-energy\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">Chemical Energy<\/span><\/a><\/div>\n<div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-2421 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/electrical-energy\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">Electrical Energy<\/span><\/a><\/div>\n<div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-2420 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/gravitational-and-potential-energy\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">Gravitational and Potential Energy<\/span><\/a><\/div>\n<div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-2429 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/elastic-potential-energy\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">Elastic Potential Energy<\/span><\/a><\/div>\n<div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-2419 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/radiant-energy\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">What is Radiant Energy?<\/span><\/a><\/div>\n<div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-2417 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/nuclear-energy\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">What is Nuclear Energy?<\/span><\/a><\/div>\n<div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-2418 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/energy-stored-transferred-and-dissipation\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">Energy stored, Transferred and Dissipation<\/span><\/a><\/div>\n<\/div><\/div><\/nav>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cf9e505 elementor-widget elementor-widget-html\" data-id=\"cf9e505\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\n<!-- Tall-Responsive -->\n<ins class=\"adsbygoogle\"\n     style=\"display:block\"\n     data-ad-client=\"ca-pub-4993435605385515\"\n     data-ad-slot=\"6804764118\"\n     data-ad-format=\"auto\"\n     data-full-width-responsive=\"true\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-c059076\" data-id=\"c059076\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-30cdae7 elementor-widget elementor-widget-heading\" data-id=\"30cdae7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What is Mechanical Energy?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-df3b405 elementor-widget elementor-widget-text-editor\" data-id=\"df3b405\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span data-preserver-spaces=\"true\">Mechanical energy is often confused with&nbsp;<\/span><strong><span data-preserver-spaces=\"true\">Kinetic<\/span><\/strong><span data-preserver-spaces=\"true\">&nbsp;and&nbsp;<\/span><strong><span data-preserver-spaces=\"true\">Potential Energy<\/span><\/strong><span data-preserver-spaces=\"true\">. We will try to make it very easy to understand and know the difference. Before that, we need to understand the word \u2018<b>Work<\/b>\u2019.<\/span><\/p>\n<p><span data-preserver-spaces=\"true\">\u2018Work\u2019 is done when a force acts on an object to cause it to move, change shape, displace, or do something physical. For example, if you push a door open for your pet dog to walk in, work is done on the door (by causing it to open). But what kind of force caused the door to open? Here is where&nbsp;<\/span><strong><span data-preserver-spaces=\"true\">Mechanical Energy<\/span><\/strong><span data-preserver-spaces=\"true\">&nbsp;comes in.<\/span><\/p>\n<p><strong><span data-preserver-spaces=\"true\">Mechanical energy<\/span><\/strong><span data-preserver-spaces=\"true\">&nbsp;is the sum of kinetic and potential energy in an object used to do work. In other words, it is energy in an object due to its motion or position, or both.<\/span><\/p>\n<p><span data-preserver-spaces=\"true\">In the &#8216;open door&#8217; example, notice what happens:<\/span><\/p>\n<ul>\n<li><span data-preserver-spaces=\"true\">You possess potential chemical energy (energy stored in you), and by lifting your hands to push the door, your action also had kinetic energy (energy in the motion of your hands).<\/span><\/li>\n<li>By pushing the door, your potential and kinetic energy were transferred into mechanical energy, which caused work to be done (door opened).<\/li>\n<li>Here, the door gained mechanical energy, which caused the door to be displaced temporarily.<\/li>\n<li>Note that for work to be done, an object has to supply a <strong><span data-preserver-spaces=\"true\">force<\/span><\/strong><span data-preserver-spaces=\"true\">&nbsp;for another object to be&nbsp;<\/span><strong><span data-preserver-spaces=\"true\">displaced<\/span><\/strong><span data-preserver-spaces=\"true\">.<\/span><\/li>\n<\/ul>\n<p><span data-preserver-spaces=\"true\">Here is another example of a boy with an iron hammer and nail.<\/span><\/p>\n<figure id=\"attachment_2487\" aria-describedby=\"caption-attachment-2487\" style=\"width: 600px\" class=\"wp-caption alignnone\"><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-2487\" src=\"https:\/\/eschooltoday.com\/learn\/wp-content\/uploads\/2020\/10\/what-is-mechanical-energy.jpg\" alt=\"Mechanical energy in action\" width=\"600\" height=\"250\" srcset=\"https:\/\/eschooltoday.com\/learn\/wp-content\/uploads\/2020\/10\/what-is-mechanical-energy.jpg 600w, https:\/\/eschooltoday.com\/learn\/wp-content\/uploads\/2020\/10\/what-is-mechanical-energy-300x125.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-2487\" class=\"wp-caption-text\">Mechanical energy in action<\/figcaption><\/figure>\n<ul>\n<li><span data-preserver-spaces=\"true\">In the illustration above, the iron hammer on its own has no kinetic energy, but it has some potential energy (because of its weight).<\/span><\/li>\n<li>To drive a nail into the piece of wood (which is work), he has to lift the iron hammer (this increases its potential energy because of its high position).<\/li>\n<li>And force it to move at great speed downwards (now has kinetic energy) to hit the nail.<\/li>\n<\/ul>\n<p><span data-preserver-spaces=\"true\">The sum of the potential and kinetic energy that the hammer acquired to drive in the nail is called the Mechanical energy, which resulted in the work done.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-8b3fd0e\" data-id=\"8b3fd0e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div 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Kinetic Energy Mechanical Energy Sound Energy Thermal Energy Chemical Energy Electrical Energy Gravitational and Potential Energy Elastic Potential Energy Radiant Energy Nuclear Energy Energy stored, Transferred and Dissipation What is Mechanical Energy? Mechanical energy is often confused with&nbsp;Kinetic&nbsp;and&nbsp;Potential Energy. We will try to make it very easy to understand [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-templates\/fullwidth-content.php","meta":{"footnotes":""},"class_list":["post-2341","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/eschooltoday.com\/learn\/wp-json\/wp\/v2\/pages\/2341","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/eschooltoday.com\/learn\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/eschooltoday.com\/learn\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/eschooltoday.com\/learn\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/eschooltoday.com\/learn\/wp-json\/wp\/v2\/comments?post=2341"}],"version-history":[{"count":16,"href":"https:\/\/eschooltoday.com\/learn\/wp-json\/wp\/v2\/pages\/2341\/revisions"}],"predecessor-version":[{"id":10256,"href":"https:\/\/eschooltoday.com\/learn\/wp-json\/wp\/v2\/pages\/2341\/revisions\/10256"}],"wp:attachment":[{"href":"https:\/\/eschooltoday.com\/learn\/wp-json\/wp\/v2\/media?parent=2341"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}