{"id":849,"date":"2020-03-29T08:30:15","date_gmt":"2020-03-29T07:30:15","guid":{"rendered":"https:\/\/blogs.ua.es\/jjrr2011\/?p=849"},"modified":"2020-04-18T12:58:01","modified_gmt":"2020-04-18T11:58:01","slug":"chapter6-i-equilibrium","status":"publish","type":"post","link":"https:\/\/blogs.ua.es\/jjrr2011\/2020\/03\/29\/chapter6-i-equilibrium\/","title":{"rendered":"Chapter 6. Equilibrium of rigid bodies (I)"},"content":{"rendered":"<p>A rigid body is said to in <strong><span style=\"color: #ff0000\">equilibrium<\/span><\/strong> if the <strong><span style=\"color: #0000ff\">resultant of all forces<\/span><\/strong> and <strong><span style=\"color: #800080\">all their moments<\/span><\/strong> taken about any and all points are zero.<\/p>\n<p><span style=\"color: #ff0000\"><strong>Free body diagram<\/strong><\/span> (FBD): depiction of an object with <span style=\"color: #993366\"><strong>ALL<\/strong><\/span> the external forces acting on it.<\/p>\n<p><strong><span style=\"color: #ff0000\">Reactions coming from the supports<\/span><\/strong>: usually a body is <span style=\"color: #993366\"><strong>constrained against motions<\/strong><\/span> using supports. It is essentially to correctly estimate the <span style=\"color: #993366\"><strong>number<\/strong><\/span> and <span style=\"color: #993366\"><strong>type<\/strong><\/span> of reactions that a support can provide.<\/p>\n<p>http:\/\/www.slideshare.net\/kevyn52\/equilibriumofrigidbody<\/p>\n<p style=\"text-align: justify\">A slide-share presentation about equilibrium can help you to understand the key concepts of this chapter:<\/p>\n<p style=\"text-align: justify\"><a href=\"https:\/\/slideplayer.com\/slide\/4577628\/\">https:\/\/slideplayer.com\/slide\/4577628\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A rigid body is said to in equilibrium if the resultant of all forces and all their moments taken about any and all points are zero. Free body diagram (FBD): depiction of an object with ALL the external forces acting on it. Reactions coming from the supports: usually a body is constrained against motions using [&hellip;]<\/p>\n","protected":false},"author":2285,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[135920,9333],"tags":[135928,135932,135925],"class_list":["post-849","post","type-post","status-publish","format-standard","hentry","category-aims","category-subject","tag-equilibrium","tag-rigid-body","tag-slideshare-book"],"_links":{"self":[{"href":"https:\/\/blogs.ua.es\/jjrr2011\/wp-json\/wp\/v2\/posts\/849","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.ua.es\/jjrr2011\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.ua.es\/jjrr2011\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.ua.es\/jjrr2011\/wp-json\/wp\/v2\/users\/2285"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.ua.es\/jjrr2011\/wp-json\/wp\/v2\/comments?post=849"}],"version-history":[{"count":12,"href":"https:\/\/blogs.ua.es\/jjrr2011\/wp-json\/wp\/v2\/posts\/849\/revisions"}],"predecessor-version":[{"id":973,"href":"https:\/\/blogs.ua.es\/jjrr2011\/wp-json\/wp\/v2\/posts\/849\/revisions\/973"}],"wp:attachment":[{"href":"https:\/\/blogs.ua.es\/jjrr2011\/wp-json\/wp\/v2\/media?parent=849"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.ua.es\/jjrr2011\/wp-json\/wp\/v2\/categories?post=849"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.ua.es\/jjrr2011\/wp-json\/wp\/v2\/tags?post=849"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}