{"id":175692,"date":"2016-01-29T03:00:00","date_gmt":"2016-01-29T00:00:00","guid":{"rendered":"http:\/\/www.fyysika.ee\/?guid=8280d010d0260811a101e3eb204c0021"},"modified":"2016-01-29T03:00:00","modified_gmt":"2016-01-29T00:00:00","slug":"discussion-on-the-measurement-of-the-surface-tension-coefficient-by-the-pull-off-method","status":"publish","type":"post","link":"https:\/\/www.fyysika.ee\/?p=175692","title":{"rendered":"Discussion on the measurement of the surface tension coefficient by the pull-off method"},"content":{"rendered":"<p>A simple experiment for measuring the surface tension coefficient is proposed, which is well suited<br \/>\nfor teaching and learning the behavior of liquids in typical student laboratories. It is based on<br \/>\nthe pull-off method and the dynamometer used is the Jolly balance. The experiment requires<br \/>\ninexpensive equipment but the methods allow for serious analysis of possible systematic errors, such<br \/>\nas the impact of the state of the spring and wire on the experimental results, and the unusual<br \/>\nmovement of the engraved line on the mirror when pulling up the water film.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A simple experiment for measuring the surface tension coefficient is proposed, which is well suited<br \/>\nfor teaching and learning the behavior of liquids in typical student laboratories. It is based on<br \/>\nthe pull-off method and the dynamometer used is the &#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-175692","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\/175692","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=175692"}],"version-history":[{"count":0,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/175692\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=175692"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=175692"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=175692"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}