{"id":156736,"date":"2023-09-01T15:23:16","date_gmt":"2023-09-01T09:53:16","guid":{"rendered":"https:\/\/www.gkseries.com\/blog\/?p=156736"},"modified":"2023-09-01T15:23:18","modified_gmt":"2023-09-01T09:53:18","slug":"sphere-1-with-a-diameter-of-0-1-m-is-completely-enclosed-by-another-sphere-2-of-diameter-0-4-m-the-view-factor-f12-is","status":"publish","type":"post","link":"https:\/\/www.gkseries.com\/blog\/sphere-1-with-a-diameter-of-0-1-m-is-completely-enclosed-by-another-sphere-2-of-diameter-0-4-m-the-view-factor-f12-is\/","title":{"rendered":"Sphere 1 with a diameter of 0.1 m is completely enclosed by another sphere 2 of diameter 0.4 m. The view factor F12 is"},"content":{"rendered":"\n<p>Q. Sphere <strong>1 <\/strong>with a diameter of 0.1 m is completely enclosed by another sphere <strong>2 <\/strong>of diameter 0.4 m. The view factor <strong>F12 <\/strong>is<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>(A) 0.0625<\/td><td>(B) 0.25<\/td><\/tr><tr><td>(C) 0.5<\/td><td>(D) 1.0<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Ans: 1.0<\/p>\n\n\n\n<p>Sol:<\/p>\n\n\n\n<p>By summation rule <\/p>\n\n\n\n<p>F<sub>1-1<\/sub> + F<sub>1-2<\/sub> = 1 <\/p>\n\n\n\n<p>\u2235 F<sub>1-1<\/sub> = 0 because no radiation leaving the surface 1 will strike the surface 1. <\/p>\n\n\n\n<p>\u2234 F<sub>1-2<\/sub> = 1<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Q. Sphere 1 with a diameter of 0.1 m is completely enclosed by another sphere 2 of diameter 0.4 m. The view factor F12 is (A) 0.0625 (B) 0.25 (C) 0.5 (D) 1.0 Ans: 1.0 Sol: By summation rule F1-1 + F1-2 = 1 \u2235 F1-1 = 0 because no radiation leaving the surface 1 [&hellip;]<\/p>\n","protected":false},"author":419,"featured_media":156737,"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-156736","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\/156736","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=156736"}],"version-history":[{"count":1,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/156736\/revisions"}],"predecessor-version":[{"id":156738,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/156736\/revisions\/156738"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/media\/156737"}],"wp:attachment":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/media?parent=156736"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/categories?post=156736"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/tags?post=156736"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}