{"id":105210,"date":"2015-07-17T03:00:00","date_gmt":"2015-07-17T00:00:00","guid":{"rendered":"http:\/\/www.fyysika.ee\/?guid=c4840abab74da5c6d83f6871c9587834"},"modified":"2015-07-17T03:00:00","modified_gmt":"2015-07-17T00:00:00","slug":"a-simple-demonstration-of-einsteins-lift-a-body-thrown-upwards-moves-rectilinearly-and-uniformlyrelative-to-a-free-falling-model-of-the-lift","status":"publish","type":"post","link":"https:\/\/www.fyysika.ee\/?p=105210","title":{"rendered":"A simple demonstration of Einstein&#8217;s lift: a body thrown upwards moves rectilinearly and uniformly\r\nrelative to a free-falling model of the lift"},"content":{"rendered":"<p>The educational model of Einstein&#8217;s lift consists of a table suspended from an electromagnet. A<br \/>\nflexible support is attached to the table. A metal ball is on the support and deforms it. When the<br \/>\nelectromagnet is deenergized, the table falls, the system goes to a weightless state and the support<br \/>\nthrows the ball up. A camera carries out frame-by-frame photography of the free-falling model. The<br \/>\nresulting photographs are imported into a computer, projected on to a screen with a multimedia<br \/>\nprojector and analyzed in a lecture with the audience. The experiment proves that a thrown up body<br \/>\nmoves rectilinearly and uniformly relative to the free-falling model of Einstein&#8217;s lift. In the<br \/>\nsecond version of the experiment we replace the ball with a water drop lying on the unwettable<br \/>\nsurface of the table of the model.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The educational model of Einstein&#8217;s lift consists of a table suspended from an electromagnet. A<br \/>\nflexible support is attached to the table. A metal ball is on the support and deforms it. When the<br \/>\nelectromagnet is deenergized, the table falls, the syst&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[178],"tags":[],"class_list":{"0":"post-105210","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-rss-fuusikaharidus","7":"entry"},"_links":{"self":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/105210","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=105210"}],"version-history":[{"count":0,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/105210\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=105210"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=105210"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=105210"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}