{"id":9661,"date":"2011-05-09T17:58:00","date_gmt":"2011-05-09T17:58:00","guid":{"rendered":"http:\/\/melotopia.net\/b\/?p=9661"},"modified":"2011-05-09T17:58:00","modified_gmt":"2011-05-09T17:58:00","slug":"physics-from-automobile","status":"publish","type":"post","link":"http:\/\/melotopia.net\/b\/?p=9661","title":{"rendered":"Physics from Automobile"},"content":{"rendered":"<div class=\"desc\">\n        Automobile is the best example to explain physical system. Why?<\/p>\n<p>        1. Mechanics \/ Dynamics<br \/>\n        <br \/>\n        F=ma (Newton&#8217;s law) : Acceleration system<br \/>\n        <br \/>\n        Friction law : Brake system<br \/>\n        <br \/>\n        Rotation dynamics : Tire, curve driving, rain wiper &#8230;<br \/>\n        <br \/>\n        Momentum \/ Energy conservation : Collision simulation and car accident<\/p>\n<p>        2. Electromagnetism<br \/>\n        <br \/>\n        Maxwell&#8217;s law : Radio antenna<br \/>\n        <br \/>\n        Ohm&#8217;s law \/ Kirchhoff&#8217;s law : Battery electronics, Fuse system, &#8230;<br \/>\n        <br \/>\n        Faraday&#8217;s cage : Car body is safe from lightning.<\/p>\n<p>        3. Thermodynamics \/ Statistic physics<br \/>\n        <br \/>\n        Carnot engine : 4-cycle engine<\/p>\n<p>        4. Wave mechanics<br \/>\n        <br \/>\n        Sonology : car audio system<br \/>\n        <br \/>\n        Noise reduction from outside<\/p>\n<p>        5. Optics<br \/>\n        <br \/>\n        Lense system : head light, rear light (Parabolic mirror)<\/p>\n<p>        Of course, there are so many technical features that I don&#8217;t mention above and I don&#8217;t know.<br \/>\n        <br \/>\n        Some people ask for what is physics useful. This is an answer.<br \/>\n        <\/p>\n<div style=\"width:100%;margin-top:30px;clear:both;height:30px\">\n<div style=\"width:31px;float:left;\">\n<a href=\"\/toolbar\/popup\/abuseReport\/?entryId=2492\" onclick=\"window.open(this.href, 'tistoryThisBlogPopup', 'width=550, height=510, toolbar=no, menubar=no, status=no, scrollbars=no'); return false;\"><br \/>\n<img data-recalc-dims=\"1\" decoding=\"async\" alt=\"\uc2e0\uace0\" src=\"https:\/\/i0.wp.com\/t1.daumcdn.net\/tistory_admin\/static\/ico\/ico_spam_report.png\" style=\"border:0\"\/><br \/>\n<\/a>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Automobile is the best example to explain physical system. Why? 1. Mechanics \/ Dynamics F=ma (Newton&#8217;s law) : Acceleration system Friction law : Brake system Rotation dynamics : Tire, curve driving, rain wiper &#8230; Momentum \/ Energy conservation : Collision simulation and car accident 2. Electromagnetism Maxwell&#8217;s law : Radio antenna Ohm&#8217;s law \/ Kirchhoff&#8217;s [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[2],"tags":[],"class_list":["post-9661","post","type-post","status-publish","format-standard","hentry","category-academic"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p8o6gA-2vP","jetpack-related-posts":[],"jetpack_likes_enabled":true,"_links":{"self":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts\/9661","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=9661"}],"version-history":[{"count":0,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts\/9661\/revisions"}],"wp:attachment":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9661"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9661"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9661"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}