{"id":159875,"date":"2023-09-18T14:35:19","date_gmt":"2023-09-18T09:05:19","guid":{"rendered":"https:\/\/www.gkseries.com\/blog\/?p=159875"},"modified":"2023-09-18T14:35:21","modified_gmt":"2023-09-18T09:05:21","slug":"an-aircraft-approaches-the-threshold-of-a-runway-strip-at-a-speed-of-200-km-h","status":"publish","type":"post","link":"https:\/\/www.gkseries.com\/blog\/an-aircraft-approaches-the-threshold-of-a-runway-strip-at-a-speed-of-200-km-h\/","title":{"rendered":"An aircraft approaches the threshold of a runway strip at a speed of 200 km\/h"},"content":{"rendered":"\n<p>Q. An aircraft approaches the threshold of a runway strip at a speed of 200 km\/h. The pilot decelerates the aircraft at a rate of 1.697 m\/s<sup>2<\/sup> and takes 18 s to exit the runway strip. If the deceleration after exiting the runway is 1 m\/s<sup>2<\/sup>, then the distance (in m, up to one decimal place) of the gate position from the location of exit on the runway is\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 _<\/p>\n\n\n\n<p>Ans: 310 &#8211; 314<\/p>\n\n\n\n<p>Sol:<\/p>\n\n\n\n<p>From the equations of motion: <\/p>\n\n\n\n<p>v = u + at <\/p>\n\n\n\n<p>v2 = u2 + 2as <\/p>\n\n\n\n<p>s = ut + 0.5 \u00d7 at2 <\/p>\n\n\n\n<p>Where, v = final velocity attained by body, u = initial velocity of the body, s = displacement of the body and t = time taken<\/p>\n\n\n\n<p>Calculation: v = u + at = 55.55 + (-1.697) \u00d7 18 = 25.004 m\/s \u2234 0 = 25.004 + (-1) \u00d7 t t = 25.004 sec<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Q. An aircraft approaches the threshold of a runway strip at a speed of 200 km\/h. The pilot decelerates the aircraft at a rate of 1.697 m\/s2 and takes 18 s to exit the runway strip. If the deceleration after exiting the runway is 1 m\/s2, then the distance (in m, up to one decimal [&hellip;]<\/p>\n","protected":false},"author":419,"featured_media":159876,"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-159875","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\/159875","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=159875"}],"version-history":[{"count":1,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/159875\/revisions"}],"predecessor-version":[{"id":159877,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/159875\/revisions\/159877"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/media\/159876"}],"wp:attachment":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/media?parent=159875"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/categories?post=159875"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/tags?post=159875"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}