{"id":7211,"date":"2024-04-15T02:41:23","date_gmt":"2024-04-15T02:41:23","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=7211"},"modified":"2024-04-15T02:41:23","modified_gmt":"2024-04-15T02:41:23","slug":"for-pipes-turbulent-flow-occurs-when-reynolds-number-is-a-less-than-2000-b-between-2000-and-4000-c-more-than-4000-d-less-than-4000","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/for-pipes-turbulent-flow-occurs-when-reynolds-number-is-a-less-than-2000-b-between-2000-and-4000-c-more-than-4000-d-less-than-4000\/","title":{"rendered":"For pipes, turbulent flow occurs when Reynolds number is A. less than 2000 B. between 2000 and 4000 C. more than 4000 D. less than 4000"},"content":{"rendered":"<p>[amp_mcq option1=&#8221;less than 2000&#8243; option2=&#8221;between 2000 and 4000&#8243; option3=&#8221;more than 4000&#8243; option4=&#8221;less than 4000&#8243; correct=&#8221;option3&#8243;]<!--more--><\/p>\n<p>The correct answer is C. more than 4000.<\/p>\n<p>The Reynolds number is a dimensionless number that is used to characterize the flow of a fluid. It is defined as the ratio of inertial forces to viscous forces. The Reynolds number is a critical parameter in determining whether the flow of a fluid will be laminar or turbulent.<\/p>\n<p>Laminar flow is a type of flow in which the fluid particles move in smooth, parallel layers. Turbulent flow is a type of flow in which the fluid particles move in a chaotic, unpredictable manner.<\/p>\n<p>The Reynolds number for a pipe is given by the following equation:<\/p>\n<p>$Re = \\frac{\\rho v d}{\\mu}$<\/p>\n<p>where:<\/p>\n<ul>\n<li>$\\rho$ is the density of the fluid<\/li>\n<li>$v$ is the velocity of the fluid<\/li>\n<li>$d$ is the diameter of the pipe<\/li>\n<li>$\\mu$ is the viscosity of the fluid<\/li>\n<\/ul>\n<p>The Reynolds number is typically greater than 4000 for turbulent flow in pipes. However, the exact value of the Reynolds number at which turbulent flow occurs can vary depending on the pipe geometry and the properties of the fluid.<\/p>\n<p>Option A is incorrect because the Reynolds number is typically greater than 4000 for turbulent flow in pipes.<\/p>\n<p>Option B is incorrect because the Reynolds number is typically greater than 4000 for turbulent flow in pipes.<\/p>\n<p>Option D is incorrect because the Reynolds number is typically greater than 4000 for turbulent flow in pipes.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[amp_mcq option1=&#8221;less than 2000&#8243; option2=&#8221;between 2000 and 4000&#8243; option3=&#8221;more than 4000&#8243; option4=&#8221;less than 4000&#8243; correct=&#8221;option3&#8243;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[648],"tags":[],"class_list":["post-7211","post","type-post","status-publish","format-standard","hentry","category-hydraulics-and-fluid-mechanics","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>For pipes, turbulent flow occurs when Reynolds number is A. less than 2000 B. between 2000 and 4000 C. more than 4000 D. less than 4000<\/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\/for-pipes-turbulent-flow-occurs-when-reynolds-number-is-a-less-than-2000-b-between-2000-and-4000-c-more-than-4000-d-less-than-4000\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"For pipes, turbulent flow occurs when Reynolds number is A. less than 2000 B. between 2000 and 4000 C. more than 4000 D. less than 4000\" \/>\n<meta property=\"og:description\" content=\"[amp_mcq option1=&#8221;less than 2000&#8243; 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