{"id":150594,"date":"2022-03-21T11:37:26","date_gmt":"2022-03-21T06:07:26","guid":{"rendered":"https:\/\/infinitylearn.com\/surge\/heat-transfer-introduction-modes-example-and-equation\/"},"modified":"2024-12-13T14:25:30","modified_gmt":"2024-12-13T08:55:30","slug":"heat-transfer-introduction-modes-example-and-equation","status":"publish","type":"post","link":"https:\/\/infinitylearn.com\/surge\/chemistry\/heat-transfer\/","title":{"rendered":"Heat Transfer &#8211; Introduction, Modes, Example and Equation"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_37 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" style=\"display: none;\"><label for=\"item\" aria-label=\"Table of Content\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/label><input type=\"checkbox\" id=\"item\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' style='display:block'><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/infinitylearn.com\/surge\/chemistry\/heat-transfer\/#Heat_Transfer\" title=\"Heat Transfer\">Heat Transfer<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/infinitylearn.com\/surge\/chemistry\/heat-transfer\/#What_are_Different_Modes_of_Heat_Transfer\" title=\"What are Different Modes of Heat Transfer\">What are Different Modes of Heat Transfer<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/infinitylearn.com\/surge\/chemistry\/heat-transfer\/#Modes_of_Heat_Transfer_with_Example\" title=\"Modes of Heat Transfer with Example\">Modes of Heat Transfer with Example<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/infinitylearn.com\/surge\/chemistry\/heat-transfer\/#Conduction_of_Heat\" title=\"Conduction of Heat\">Conduction of Heat<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/infinitylearn.com\/surge\/chemistry\/heat-transfer\/#Convection_of_Heat\" title=\"Convection of Heat\">Convection of Heat<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/infinitylearn.com\/surge\/chemistry\/heat-transfer\/#Radiation_of_Heat\" title=\"Radiation of Heat\">Radiation of Heat<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/infinitylearn.com\/surge\/chemistry\/heat-transfer\/#Factors_Affecting_Heat_Transfer\" title=\"Factors Affecting Heat Transfer\">Factors Affecting Heat Transfer<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Heat_Transfer\"><\/span>Heat Transfer<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/infinitylearn.com\/surge\/chemistry\/heat-transfer\/\">Heat transfer<\/a> is the process of transferring thermal energy from one object to another. The three primary types of heat transfer are conduction, convection, and radiation. Conduction is the transfer of thermal energy through direct contact between two objects, convection is the transfer of thermal energy through the movement of fluids, and radiation is the transfer of thermal energy through radiation or electromagnetic waves.<\/p>\n<p><img loading=\"lazy\" class=\"aligncenter wp-image-150593 size-full\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2022\/03\/heat-transfer-introduction-modes-example-and-equation.jpg\" alt=\"Heat Transfer - Introduction, Modes, Example and Equation\" width=\"606\" height=\"428\" srcset=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2022\/03\/heat-transfer-introduction-modes-example-and-equation.jpg?v=1647842843 606w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2022\/03\/heat-transfer-introduction-modes-example-and-equation-300x212.jpg?v=1647842843 300w\" sizes=\"(max-width: 606px) 100vw, 606px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"What_are_Different_Modes_of_Heat_Transfer\"><\/span>What are Different Modes of Heat Transfer<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>There are three modes of heat transfer: conduction, convection, and radiation.<\/p>\n<ul>\n<li>Conduction is the transfer of heat from one atom to another in a solid material. When atoms vibrate, they create heat, and this heat is passed on to neighboring atoms. This process continues until the entire material is hot.<\/li>\n<li>Convection is the transfer of heat from one place to another by the movement of a fluid, such as water or air. Hot fluids rise, and cold fluids fall, so the heat is transferred from the hot area to the cold area.<\/li>\n<li>Radiation is the transfer of heat through empty space, without the need for a material medium. Heat is transferred by electromagnetic waves, which can travel through air, water, or even a vacuum.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Modes_of_Heat_Transfer_with_Example\"><\/span>Modes of Heat Transfer with Example<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>There are three modes of heat transfer: conduction, convection, and radiation.<\/p>\n<ul>\n<li>Conduction is the transfer of energy from one atom to another in a solid. This type of heat transfer is dependent on the temperature difference between the atoms and the distance between them. The faster the atoms vibrate, the more energy they will transfer.<\/li>\n<li>Convection is the transfer of energy from one molecule to another in a fluid. This type of heat transfer is dependent on the temperature difference between the molecules and the distance between them. The faster the molecules move, the more energy they will transfer.<\/li>\n<li>Radiation is the transfer of energy through electromagnetic waves. This type of heat transfer does not require a medium and is not dependent on the temperature difference between the objects.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Conduction_of_Heat\"><\/span>Conduction of Heat<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The transfer of thermal energy by the direct contact of particles is called conduction. It is a process in which kinetic energy transferred from one particle to another due to their collisions. In solids, the atoms or molecules are in close contact and the transfer of energy is very efficient. The rate of conduction depends on the temperature difference between the two ends of the material, the thickness of the material and the nature of the material.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Convection_of_Heat\"><\/span>Convection of Heat<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>In a gas, molecules are in constant motion. The hotter the gas, the faster the molecules move. In a convection oven, the heat supplied by a heating element that is located at the bottom of the oven. This heating element produces heat that rises to the top of the oven. The hot air then circulates around the food, cooking it evenly.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Radiation_of_Heat\"><\/span>Radiation of Heat<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>Heat radiation is the process of energy transfer by electromagnetic waves. Heat radiation can travel through a vacuum, and does not require a medium like air or water. The three types of electromagnetic radiation are radio waves, microwaves, and infrared radiation.<\/li>\n<li>Heat radiation used in a variety of ways, including cooking food, heating buildings, and producing electricity. The sun is the largest source of heat radiation, and it used to power the Earth&#8217;s climate and weather.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Factors_Affecting_Heat_Transfer\"><\/span>Factors Affecting Heat Transfer<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The rate of heat transfer between two objects affected by a number of factors, including the:<\/p>\n<ul>\n<li>Temperature difference between the objects<\/li>\n<li>Size of the objects<\/li>\n<li>Shape of the objects<\/li>\n<li>Material of the objects<\/li>\n<li>Amount of air between the objects<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Heat Transfer Heat transfer is the process of transferring thermal energy from one object to another. The three primary types [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"Heat Transfer","_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"Learn about Heat Transfer topic of Chemistry in details explained by subject experts on infinitylearn.com. Register free for online session.","custom_permalink":"chemistry\/heat-transfer\/"},"categories":[1],"tags":[],"table_tags":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Heat Transfer - Introduction, Modes, Example and Equation - Infinity Learn by Sri Chaitanya<\/title>\n<meta name=\"description\" content=\"Learn about Heat Transfer topic of Chemistry in details explained by subject experts on infinitylearn.com. 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