{"id":156246,"date":"2023-08-30T10:57:40","date_gmt":"2023-08-30T05:27:40","guid":{"rendered":"https:\/\/www.gkseries.com\/blog\/?p=156246"},"modified":"2023-08-30T10:57:58","modified_gmt":"2023-08-30T05:27:58","slug":"four-identical-resistive-strain-gauges-with-gauge-factor-of-2-0-are-used-in-a-wheatstone-bridge-as","status":"publish","type":"post","link":"https:\/\/www.gkseries.com\/blog\/four-identical-resistive-strain-gauges-with-gauge-factor-of-2-0-are-used-in-a-wheatstone-bridge-as\/","title":{"rendered":"Four identical resistive strain gauges with gauge factor of 2.0 are used in a Wheatstone bridge as"},"content":{"rendered":"\n<p>Q. Four identical resistive strain gauges with gauge factor of 2.0 are used in a Wheatstone bridge as shown in the figure below. Only one of the strain gauges \ud835\udc45<sub>\ud835\udc46\ud835\udc38\ud835\udc41\ud835\udc46\ud835\udc38<\/sub> changes its resistance due to strain. If the output voltage \ud835\udc49<sub>\ud835\udc42\ud835\udc48\ud835\udc47<\/sub> is measured to be 1 mV, the magnitude of strain, in units of microstrain, is<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.gkseries.com\/blog\/wp-content\/uploads\/2023\/08\/image-47.png\" alt=\"\" class=\"wp-image-156247\" style=\"width:332px;height:218px\" width=\"332\" height=\"218\" srcset=\"https:\/\/www.gkseries.com\/blog\/wp-content\/uploads\/2023\/08\/image-47.png 445w, https:\/\/www.gkseries.com\/blog\/wp-content\/uploads\/2023\/08\/image-47-300x197.png 300w\" sizes=\"auto, (max-width: 332px) 100vw, 332px\" \/><\/figure>\n\n\n\n<p>(A) 1<\/p>\n\n\n\n<p>(B) 10<\/p>\n\n\n\n<p>(C) 10<\/p>\n\n\n\n<p>\u00a0(D) 1000<\/p>\n\n\n\n<p>Ans: 1000<\/p>\n\n\n\n<p>Sol:<\/p>\n\n\n\n<p>Given that, gauge factor (Gf) = 2. Output voltage (Vo) = 1 mV Source voltage (Vs) = 2 V For the given bridge, output voltage is given by<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"176\" height=\"123\" src=\"https:\/\/www.gkseries.com\/blog\/wp-content\/uploads\/2023\/08\/Screenshot-623.png\" alt=\"\" class=\"wp-image-156248\"\/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Q. Four identical resistive strain gauges with gauge factor of 2.0 are used in a Wheatstone bridge as shown in the figure below. Only one of the strain gauges \ud835\udc45\ud835\udc46\ud835\udc38\ud835\udc41\ud835\udc46\ud835\udc38 changes its resistance due to strain. If the output voltage \ud835\udc49\ud835\udc42\ud835\udc48\ud835\udc47 is measured to be 1 mV, the magnitude of strain, in units of microstrain, [&hellip;]<\/p>\n","protected":false},"author":419,"featured_media":156249,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5141],"tags":[5140],"offerexpiration":[],"class_list":["post-156246","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\/156246","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=156246"}],"version-history":[{"count":1,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/156246\/revisions"}],"predecessor-version":[{"id":156250,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/156246\/revisions\/156250"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/media\/156249"}],"wp:attachment":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/media?parent=156246"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/categories?post=156246"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/tags?post=156246"},{"taxonomy":"offerexpiration","embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/offerexpiration?post=156246"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}