{"id":379,"date":"2013-02-08T16:24:15","date_gmt":"2013-02-08T16:24:15","guid":{"rendered":"http:\/\/blogs.bath.ac.uk\/structures\/?p=379"},"modified":"2013-02-08T16:24:15","modified_gmt":"2013-02-08T16:24:15","slug":"question-11","status":"publish","type":"post","link":"https:\/\/blogs.bath.ac.uk\/structures\/2013\/02\/08\/question-11\/","title":{"rendered":"Question 11"},"content":{"rendered":"<p>This weeks question is submitted by our very own <a href=\"http:\/\/reynoldstom.wordpress.com\/\">Tom Reynolds<\/a> a PhD students studying the dynamic\u00a0performance\u00a0of Timber connections who has a healthy interest in slack-lines.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"http:\/\/4.bp.blogspot.com\/-JferQMOAleM\/T5ATgCqHwvI\/AAAAAAAABvI\/9vPSXTJLs7E\/s1600\/1-Man+on+Wire.jpg\" alt=\"\" width=\"500\" \/><\/p>\n<p style=\"text-align: center\"><a href=\"http:\/\/bathblogs.wpengine.com\/structures\/wp-content\/uploads\/sites\/51\/2013\/02\/slacklineman.jpg\"><\/a><a href=\"http:\/\/bathblogs.wpengine.com\/structures\/wp-content\/uploads\/sites\/51\/2013\/02\/slacklineman.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-388\" src=\"http:\/\/bathblogs.wpengine.com\/structures\/wp-content\/uploads\/sites\/51\/2013\/02\/slacklineman-1024x495.jpg\" alt=\"slacklineman\" width=\"491\" height=\"238\" srcset=\"https:\/\/blogs.bath.ac.uk\/structures\/wp-content\/uploads\/sites\/51\/2013\/02\/slacklineman-1024x495.jpg 1024w, https:\/\/blogs.bath.ac.uk\/structures\/wp-content\/uploads\/sites\/51\/2013\/02\/slacklineman-300x145.jpg 300w\" sizes=\"auto, (max-width: 491px) 100vw, 491px\" \/><\/a><\/p>\n<p style=\"text-align: center\">The violin player hears a \u00a0tearing \u00a0sound \u00a0and \u00a0quickly \u00a0sees that \u00a0the cable at \u00a0point A is \u00a0starting \u00a0to \u00a0fail!! \u00a0What \u00a0 should be \u00a0do?<\/p>\n<p style=\"text-align: center\"><span style=\"font-family: arial, sans, sans-serif;font-size: 13.333333969116211px;line-height: normal;background-color: #eeeeee\">a) Steadily walk towards point A, to reduce the force in the line at A and get to safety.<\/span><\/p>\n<p style=\"text-align: center\"><span style=\"font-family: arial, sans, sans-serif;font-size: 13.333333969116211px;line-height: normal;background-color: #eeeeee\"><span style=\"font-family: arial, sans, sans-serif;font-size: 13.333333969116211px;line-height: normal;background-color: #eeeeee\">b) Steadily walk towards point B, to reduce the force in the line at A and get to safety.<\/span><\/span><\/p>\n<p style=\"text-align: center\"><span style=\"font-family: arial, sans, sans-serif;font-size: 13.333333969116211px;line-height: normal;background-color: #eeeeee\"><span style=\"font-family: arial, sans, sans-serif;font-size: 13.333333969116211px;line-height: normal;background-color: #eeeeee\"><span style=\"text-align: center\"><span style=\"font-family: arial, sans, sans-serif;font-size: 13.333333969116211px;line-height: normal;background-color: #eeeeee\">c)Stay very still so as not to induce any higher forces in the line at A, and signal to passers by to catch his violin'<\/span><\/span><\/span><\/span><\/p>\n<p align=\"center\"><strong>Solution: Well it seems most of you went for option (c) - staying very still and throwing your expensive violin to a kind passer-by. This would be the most sensible thing to do. From a statics point of view Option (b)\u00a0reduces\u00a0the risk of failure as it will reduce the vertical reaction at A and hence the\u00a0tension in\u00a0the cable (remember the horizontal reaction at A and B must be identical from equilibrium).<\/strong><\/p>\n<p align=\"center\">\n<p align=\"center\"><strong>Moving towards A is terrible\u00a0idea!<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>This weeks question is submitted by our very own Tom Reynolds a PhD students studying the dynamic\u00a0performance\u00a0of Timber connections who has a healthy interest in slack-lines. The violin player hears a \u00a0tearing \u00a0sound \u00a0and \u00a0quickly \u00a0sees that \u00a0the cable at...<\/p>\n","protected":false},"author":203,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[5],"tags":[],"class_list":["post-379","post","type-post","status-publish","format-standard","hentry","category-cables"],"acf":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/blogs.bath.ac.uk\/structures\/wp-json\/wp\/v2\/posts\/379","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.bath.ac.uk\/structures\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.bath.ac.uk\/structures\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.bath.ac.uk\/structures\/wp-json\/wp\/v2\/users\/203"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.bath.ac.uk\/structures\/wp-json\/wp\/v2\/comments?post=379"}],"version-history":[{"count":0,"href":"https:\/\/blogs.bath.ac.uk\/structures\/wp-json\/wp\/v2\/posts\/379\/revisions"}],"wp:attachment":[{"href":"https:\/\/blogs.bath.ac.uk\/structures\/wp-json\/wp\/v2\/media?parent=379"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.bath.ac.uk\/structures\/wp-json\/wp\/v2\/categories?post=379"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.bath.ac.uk\/structures\/wp-json\/wp\/v2\/tags?post=379"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}