{"id":5703,"date":"2024-04-15T02:17:31","date_gmt":"2024-04-15T02:17:31","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=5703"},"modified":"2024-04-15T02:17:31","modified_gmt":"2024-04-15T02:17:31","slug":"if-the-tendon-is-placed-at-an-eccentricity-e-below-the-centroidal-axis-of-the-longitudinal-axis-of-a-rectangular-beam-sectional-modulus-z-and-stressed-load-p-in-tendon-the-stress-at-the-extreme-top","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/if-the-tendon-is-placed-at-an-eccentricity-e-below-the-centroidal-axis-of-the-longitudinal-axis-of-a-rectangular-beam-sectional-modulus-z-and-stressed-load-p-in-tendon-the-stress-at-the-extreme-top\/","title":{"rendered":"If the tendon is placed at an eccentricity e below the centroidal axis of the longitudinal axis of a rectangular beam (sectional modulus Z and stressed load P in tendon) the stress at the extreme top edge A. Is increased by $$\\frac{{{\\text{PZ}}}}{{\\text{e}}}$$ B. Is increased by $$\\frac{{{\\text{Pe}}}}{{\\text{Z}}}$$ C. Is decreased by $$\\frac{{{\\text{Pe}}}}{{\\text{Z}}}$$ D. Remains unchanged"},"content":{"rendered":"<p>[amp_mcq option1=&#8221;Is increased by $$\\frac{{{\\text{PZ}}}}{{\\text{e}}}$$&#8221; option2=&#8221;Is increased by $$\\frac{{{\\text{Pe}}}}{{\\text{Z}}}$$&#8221; option3=&#8221;Is decreased by $$\\frac{{{\\text{Pe}}}}{{\\text{Z}}}$$&#8221; option4=&#8221;Remains unchanged&#8221; correct=&#8221;option2&#8243;]<!--more--><\/p>\n<p>The correct answer is: B. Is increased by $\\frac{{{\\text{Pe}}}}{{\\text{Z}}}$.<\/p>\n<p>The stress at the extreme top edge of a rectangular beam is given by the following equation:<\/p>\n<p>$$\\sigma = \\frac{{{\\text{Pe}}}}{{\\text{Z}}}$$<\/p>\n<p>where:<\/p>\n<ul>\n<li>$\\sigma$ is the stress at the extreme top edge<\/li>\n<li>$P$ is the stressed load in the tendon<\/li>\n<li>$e$ is the eccentricity of the tendon below the centroidal axis of the longitudinal axis of the beam<\/li>\n<li>$Z$ is the sectional modulus of the beam<\/li>\n<\/ul>\n<p>The eccentricity of the tendon causes the stress at the extreme top edge to be increased. This is because the tendon is applying a force that is not acting through the centroid of the beam. This causes the beam to bend, and the extreme top edge is in tension. The greater the eccentricity, the greater the stress at the extreme top edge.<\/p>\n<p>Option A is incorrect because it does not take into account the eccentricity of the tendon. Option C is incorrect because it does not take into account the sectional modulus of the beam. Option D is incorrect because the stress at the extreme top edge is increased, not decreased.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[amp_mcq option1=&#8221;Is increased by $$\\frac{{{\\text{PZ}}}}{{\\text{e}}}$$&#8221; option2=&#8221;Is increased by $$\\frac{{{\\text{Pe}}}}{{\\text{Z}}}$$&#8221; option3=&#8221;Is decreased by $$\\frac{{{\\text{Pe}}}}{{\\text{Z}}}$$&#8221; option4=&#8221;Remains unchanged&#8221; correct=&#8221;option2&#8243;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[640],"tags":[],"class_list":["post-5703","post","type-post","status-publish","format-standard","hentry","category-rcc-structures-design","no-featured-image-padding"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.2 (Yoast SEO v23.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>If the tendon is placed at an eccentricity e below the centroidal axis of the longitudinal axis of a rectangular beam (sectional modulus Z and stressed load P in tendon) the stress at the extreme top edge A. Is increased by $$\\frac{{{\\text{PZ}}}}{{\\text{e}}}$$ B. Is increased by $$\\frac{{{\\text{Pe}}}}{{\\text{Z}}}$$ C. Is decreased by $$\\frac{{{\\text{Pe}}}}{{\\text{Z}}}$$ D. Remains unchanged<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/exam.pscnotes.com\/mcq\/if-the-tendon-is-placed-at-an-eccentricity-e-below-the-centroidal-axis-of-the-longitudinal-axis-of-a-rectangular-beam-sectional-modulus-z-and-stressed-load-p-in-tendon-the-stress-at-the-extreme-top\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"If the tendon is placed at an eccentricity e below the centroidal axis of the longitudinal axis of a rectangular beam (sectional modulus Z and stressed load P in tendon) the stress at the extreme top edge A. Is increased by $$\\frac{{{\\text{PZ}}}}{{\\text{e}}}$$ B. Is increased by $$\\frac{{{\\text{Pe}}}}{{\\text{Z}}}$$ C. Is decreased by $$\\frac{{{\\text{Pe}}}}{{\\text{Z}}}$$ D. Remains unchanged\" \/>\n<meta property=\"og:description\" content=\"[amp_mcq option1=&#8221;Is increased by $$frac{{{text{PZ}}}}{{text{e}}}$$&#8221; option2=&#8221;Is increased by $$frac{{{text{Pe}}}}{{text{Z}}}$$&#8221; option3=&#8221;Is decreased by $$frac{{{text{Pe}}}}{{text{Z}}}$$&#8221; option4=&#8221;Remains unchanged&#8221; correct=&#8221;option2&#8243;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/if-the-tendon-is-placed-at-an-eccentricity-e-below-the-centroidal-axis-of-the-longitudinal-axis-of-a-rectangular-beam-sectional-modulus-z-and-stressed-load-p-in-tendon-the-stress-at-the-extreme-top\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2024-04-15T02:17:31+00:00\" \/>\n<meta name=\"author\" content=\"rawan239\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"rawan239\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"If the tendon is placed at an eccentricity e below the centroidal axis of the longitudinal axis of a rectangular beam (sectional modulus Z and stressed load P in tendon) the stress at the extreme top edge A. Is increased by $$\\frac{{{\\text{PZ}}}}{{\\text{e}}}$$ B. Is increased by $$\\frac{{{\\text{Pe}}}}{{\\text{Z}}}$$ C. Is decreased by $$\\frac{{{\\text{Pe}}}}{{\\text{Z}}}$$ D. Remains unchanged","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/exam.pscnotes.com\/mcq\/if-the-tendon-is-placed-at-an-eccentricity-e-below-the-centroidal-axis-of-the-longitudinal-axis-of-a-rectangular-beam-sectional-modulus-z-and-stressed-load-p-in-tendon-the-stress-at-the-extreme-top\/","og_locale":"en_US","og_type":"article","og_title":"If the tendon is placed at an eccentricity e below the centroidal axis of the longitudinal axis of a rectangular beam (sectional modulus Z and stressed load P in tendon) the stress at the extreme top edge A. Is increased by $$\\frac{{{\\text{PZ}}}}{{\\text{e}}}$$ B. Is increased by $$\\frac{{{\\text{Pe}}}}{{\\text{Z}}}$$ C. Is decreased by $$\\frac{{{\\text{Pe}}}}{{\\text{Z}}}$$ D. 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