{"id":156905,"date":"2023-09-04T11:26:00","date_gmt":"2023-09-04T05:56:00","guid":{"rendered":"https:\/\/www.gkseries.com\/blog\/?p=156905"},"modified":"2023-09-04T11:26:01","modified_gmt":"2023-09-04T05:56:01","slug":"a-short-shoe-external-drum-brake-is-shown-in-the-figure-the-diameter-of-the-brake-drum-is-500-mm","status":"publish","type":"post","link":"https:\/\/www.gkseries.com\/blog\/a-short-shoe-external-drum-brake-is-shown-in-the-figure-the-diameter-of-the-brake-drum-is-500-mm\/","title":{"rendered":"A short shoe external drum brake is shown in the figure. The diameter of the brake drum is 500 mm"},"content":{"rendered":"\n<p>Q. A short shoe external drum brake is shown in the figure. The diameter of the brake drum is 500 mm. The dimensions <em>a <\/em>= 1000 mm, <em>b <\/em>= 500 mm and <em>c <\/em>= 200 mm. The coefficient of friction between the drum and the shoe is 0.35. The force applied on the lever <em>F <\/em>= 100 N as shown in the figure. The drum is rotating anti-clockwise. The braking torque on the drum is________N\u00b7m (round off to two decimal places).<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.gkseries.com\/blog\/wp-content\/uploads\/2023\/09\/image-10.png\" alt=\"\" class=\"wp-image-156906\" style=\"width:385px;height:236px\" width=\"385\" height=\"236\" srcset=\"https:\/\/www.gkseries.com\/blog\/wp-content\/uploads\/2023\/09\/image-10.png 478w, https:\/\/www.gkseries.com\/blog\/wp-content\/uploads\/2023\/09\/image-10-300x184.png 300w\" sizes=\"(max-width: 385px) 100vw, 385px\" \/><\/figure>\n\n\n\n<p>Ans: 20.35<\/p>\n\n\n\n<p>Sol:<\/p>\n\n\n\n<p>By considering the moment about point &#8216;O&#8217;<\/p>\n\n\n\n<p>F\u00d7a=N\u00d7b\u2212\u03bcN\u00d7c<\/p>\n\n\n\n<p>100\u00d71000=N\u00d7500\u22120.35N\u00d7200<\/p>\n\n\n\n<p>N=232.558\u00a0Newton<\/p>\n\n\n\n<p>Braking torque&nbsp;=\u03bcN\u00d7D2<\/p>\n\n\n\n<p>=0.35\u00d7232.558\u00d7500\/2\u00d710<sup>\u22123<\/sup><\/p>\n\n\n\n<p>=20.35 Nm<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Q. A short shoe external drum brake is shown in the figure. The diameter of the brake drum is 500 mm. The dimensions a = 1000 mm, b = 500 mm and c = 200 mm. The coefficient of friction between the drum and the shoe is 0.35. The force applied on the lever F [&hellip;]<\/p>\n","protected":false},"author":419,"featured_media":156908,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[5141],"tags":[5140],"class_list":["post-156905","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-gate","tag-gate-questions"],"_links":{"self":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/156905","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/users\/419"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/comments?post=156905"}],"version-history":[{"count":1,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/156905\/revisions"}],"predecessor-version":[{"id":156909,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/156905\/revisions\/156909"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/media\/156908"}],"wp:attachment":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/media?parent=156905"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/categories?post=156905"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/tags?post=156905"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}