{"id":161215,"date":"2023-10-18T15:31:57","date_gmt":"2023-10-18T10:01:57","guid":{"rendered":"https:\/\/www.gkseries.com\/blog\/?p=161215"},"modified":"2023-10-18T15:32:03","modified_gmt":"2023-10-18T10:02:03","slug":"a-michelson-interferometer-using-a-laser-source-of-wavelength-%f0%9d%9c%860-500-nm","status":"publish","type":"post","link":"https:\/\/www.gkseries.com\/blog\/a-michelson-interferometer-using-a-laser-source-of-wavelength-%f0%9d%9c%860-500-nm\/","title":{"rendered":"A Michelson Interferometer using a laser source of wavelength \ud835\udf060 = 500 nm"},"content":{"rendered":"\n<p>Q. A Michelson Interferometer using a laser source of wavelength \ud835\udf06<sub>0<\/sub> = 500 nm, with both the mirrors (\ud835\udc40<sub>1<\/sub>&amp; \ud835\udc40<sub>2<\/sub>) fixed and positioned equidistant from the splitter\/combiner is shown in the figure. When a dielectric plate of refractive index \ud835\udc5b = 1.5, of thickness \ud835\udc95 , is placed in front of the mirror \ud835\udc40<sub>2<\/sub> , a dark fringe is observed on the detector. When the dielectric plate is removed without changing the position of the mirrors \ud835\udc40<sub>1<\/sub>&amp; \ud835\udc40<sub>2<\/sub>, a bright fringe is observed on the detector. The minimum thickness \ud835\udc95 (in nm) of the dielectric is\u00a0\u00a0\u00a0\u00a0\u00a0<\/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\/10\/image-35.png\" alt=\"\" class=\"wp-image-161216\" style=\"width:347px;height:174px\" width=\"347\" height=\"174\" srcset=\"https:\/\/www.gkseries.com\/blog\/wp-content\/uploads\/2023\/10\/image-35.png 485w, https:\/\/www.gkseries.com\/blog\/wp-content\/uploads\/2023\/10\/image-35-300x150.png 300w\" sizes=\"(max-width: 347px) 100vw, 347px\" \/><\/figure>\n\n\n\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 .<\/p>\n\n\n\n<p>Ans: 250<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Q. A Michelson Interferometer using a laser source of wavelength \ud835\udf060 = 500 nm, with both the mirrors (\ud835\udc401&amp; \ud835\udc402) fixed and positioned equidistant from the splitter\/combiner is shown in the figure. When a dielectric plate of refractive index \ud835\udc5b = 1.5, of thickness \ud835\udc95 , is placed in front of the mirror \ud835\udc402 , [&hellip;]<\/p>\n","protected":false},"author":419,"featured_media":161217,"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-161215","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\/161215","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=161215"}],"version-history":[{"count":1,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/161215\/revisions"}],"predecessor-version":[{"id":161218,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/161215\/revisions\/161218"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/media\/161217"}],"wp:attachment":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/media?parent=161215"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/categories?post=161215"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/tags?post=161215"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}