{"id":148,"date":"2009-03-21T16:18:18","date_gmt":"2009-03-21T15:18:18","guid":{"rendered":"http:\/\/helpmyphysics.co.uk\/wordpress\/?p=148"},"modified":"2009-05-02T22:58:32","modified_gmt":"2009-05-02T21:58:32","slug":"elevator-physics","status":"publish","type":"post","link":"https:\/\/helpmyphysics.co.uk\/wordpress\/?p=148","title":{"rendered":"Elevator Physics"},"content":{"rendered":"<p>Here is the latest Higher Physics video where we calculate the weight of a person on an elevator.<br \/>\nHope you enjoy it.<\/p>\n<p><embed src=\"http:\/\/www.teachertube.com\/embedPlayer.php?vid=f8fda20376a5a64ea7b20b72f\" FlashVars=\"config=http:\/\/www.teachertube.com\/videoConfigXmlCode.php?pg=video_90348_0_extsite\" quality=\"high\" bgcolor=\"#000000\" width=\"450\" height=\"370\" name=\"flvplayer\" align=\"middle\" allowScriptAccess=\"always\" type=\"application\/x-shockwave-flash\" pluginspage=\"http:\/\/www.macromedia.com\/go\/getflashplayer\" allowFullScreen=\"true\" \/><\/p>\n<p>Answer to the thinking question:<br \/>\nIf the lift accelerates downwards at 10 m\/s2 then it is in freefall.<br \/>\nThis means that R = mg + ma<br \/>\n                       R = (80&#215;10) + (80 x -10)<br \/>\n                        R = 0 N  weightless!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Here is the latest Higher Physics video where we calculate the weight of a person on an elevator. Hope you enjoy it. Answer to the thinking question: If the lift accelerates downwards at 10 m\/s2 then it is in freefall. This means that R = mg + ma R = (80&#215;10) + (80 x -10) [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[6],"class_list":["post-148","post","type-post","status-publish","format-standard","hentry","category-physics-class","tag-unit1"],"_links":{"self":[{"href":"https:\/\/helpmyphysics.co.uk\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/148","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/helpmyphysics.co.uk\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/helpmyphysics.co.uk\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/helpmyphysics.co.uk\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/helpmyphysics.co.uk\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=148"}],"version-history":[{"count":11,"href":"https:\/\/helpmyphysics.co.uk\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/148\/revisions"}],"predecessor-version":[{"id":151,"href":"https:\/\/helpmyphysics.co.uk\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/148\/revisions\/151"}],"wp:attachment":[{"href":"https:\/\/helpmyphysics.co.uk\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=148"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/helpmyphysics.co.uk\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=148"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/helpmyphysics.co.uk\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=148"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}