{"id":583,"date":"2013-06-12T08:24:13","date_gmt":"2013-06-12T07:24:13","guid":{"rendered":"http:\/\/blogs.bath.ac.uk\/structures\/?p=583"},"modified":"2013-06-12T08:24:13","modified_gmt":"2013-06-12T07:24:13","slug":"question-17","status":"publish","type":"post","link":"https:\/\/blogs.bath.ac.uk\/structures\/2013\/06\/12\/question-17\/","title":{"rendered":"Question 17"},"content":{"rendered":"<p>Okay, \u00a0this is definitely a simple question to start with.<\/p>\n<p><a href=\"http:\/\/bathblogs.wpengine.com\/structures\/wp-content\/uploads\/sites\/51\/2013\/06\/Picture1.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-584\" src=\"http:\/\/bathblogs.wpengine.com\/structures\/wp-content\/uploads\/sites\/51\/2013\/06\/Picture1.jpg\" alt=\"Picture1\" width=\"532\" height=\"236\" srcset=\"https:\/\/blogs.bath.ac.uk\/structures\/wp-content\/uploads\/sites\/51\/2013\/06\/Picture1.jpg 886w, https:\/\/blogs.bath.ac.uk\/structures\/wp-content\/uploads\/sites\/51\/2013\/06\/Picture1-300x133.jpg 300w\" sizes=\"auto, (max-width: 532px) 100vw, 532px\" \/><\/a><\/p>\n<p>Question: \u00a0If x= L\/3 what is the vertical reaction at support A?<\/p>\n<p>Solution: To solve this \u00a0we \u00a0need to take moment about \u00a0a \u00a0point that we know \u00a0the \u00a0moment for. Point \u00a0B \u00a0is a pin \u00a0support for must have \u00a0zero moment.<\/p>\n<ol>\n<li>So taking \u00a0moments about B we \u00a0have acting clockwise the moment \u00a0generated \u00a0by the vertical reaction A (Va * L).<\/li>\n<li>This must be equal to the anticlockwise moments \u00a0generated \u00a0by \u00a0the \u00a0applied \u00a0 loads, which are \u00a0equal to<\/li>\n<\/ol>\n<ul>\n<li> P*(2L\/3) for the moment from the point \u00a0load<\/li>\n<li>(wL\/2)*(L\/4) for the uniform loading - the first \u00a0term in brackets is the total load the \u00a0second term is the lever arm to the centre of the load.<\/li>\n<\/ul>\n<p>3. equating \u00a0clockwise and \u00a0anticlockwise and dividing \u00a0by L we get Va=(2P\/3) +(wL\/8)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Okay, \u00a0this is definitely a simple question to start with. Question: \u00a0If x= L\/3 what is the vertical reaction at support A? Solution: To solve this \u00a0we \u00a0need to take moment about \u00a0a \u00a0point that we know \u00a0the \u00a0moment for....<\/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":[4,11],"tags":[],"class_list":["post-583","post","type-post","status-publish","format-standard","hentry","category-beams","category-st1"],"acf":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/blogs.bath.ac.uk\/structures\/wp-json\/wp\/v2\/posts\/583","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=583"}],"version-history":[{"count":0,"href":"https:\/\/blogs.bath.ac.uk\/structures\/wp-json\/wp\/v2\/posts\/583\/revisions"}],"wp:attachment":[{"href":"https:\/\/blogs.bath.ac.uk\/structures\/wp-json\/wp\/v2\/media?parent=583"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.bath.ac.uk\/structures\/wp-json\/wp\/v2\/categories?post=583"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.bath.ac.uk\/structures\/wp-json\/wp\/v2\/tags?post=583"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}