{"id":402265,"date":"2017-04-28T02:00:00","date_gmt":"2017-04-27T23:00:00","guid":{"rendered":"http:\/\/www.fyysika.ee\/?guid=0d9d386b40d349b59acdad1e26694dcf"},"modified":"2017-04-28T02:00:00","modified_gmt":"2017-04-27T23:00:00","slug":"direct-determination-of-the-non-linear-connection-between-tension-and-transverse-amplitude-for-avibrating-string-2","status":"publish","type":"post","link":"https:\/\/www.fyysika.ee\/?p=402265","title":{"rendered":"Direct determination of the non-linear connection between tension and transverse amplitude for a\r\nvibrating string"},"content":{"rendered":"<p>A vibrating stretched string is one of the most fundamental physical systems where non-linear<br \/>\neffects play a central role. We describe results obtained with a new, dedicated experimental setup<br \/>\nthat allows unverified details of the dynamics of this classical problem to be addressed<br \/>\nexperimentally. The setup uniquely allows simultaneous registration of the transverse motion of the<br \/>\nstring as well as the longitudinal tension in the string during oscillation over extended times. The<br \/>\nexplicit non-linear connection between the string tension and the transverse oscillation amplitude<br \/>\nis thus directly experimentally determined, allowing us to distinguish between previously reported<br \/>\ndiverging descriptions. For forced vibrations, frequency response curves for the transverse<br \/>\namplitudes are obtained, and found to be in good agreement with predictions from a simplified model,<br \/>\nwhile the model only qualitatively reproduces the observed phases of transverse oscillation relative<br \/>\nto t&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A vibrating stretched string is one of the most fundamental physical systems where non-linear<br \/>\neffects play a central role. We describe results obtained with a new, dedicated experimental setup<br \/>\nthat allows unverified details of the dynamics of this cl&#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-402265","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\/402265","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=402265"}],"version-history":[{"count":0,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/402265\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=402265"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=402265"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=402265"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}