{"id":8371,"date":"2024-04-15T02:59:30","date_gmt":"2024-04-15T02:59:30","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=8371"},"modified":"2024-04-15T02:59:30","modified_gmt":"2024-04-15T02:59:30","slug":"a-four-wheel-truck-or-whose-operating-weight-is-12000-kg-is-pulled-along-a-road-having-a-rising-slope-of-2-at-a-uniform-speed-assume-grade-resistance-factor-10-kg-tonne-the-tension-in-the-tow-cabl","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/a-four-wheel-truck-or-whose-operating-weight-is-12000-kg-is-pulled-along-a-road-having-a-rising-slope-of-2-at-a-uniform-speed-assume-grade-resistance-factor-10-kg-tonne-the-tension-in-the-tow-cabl\/","title":{"rendered":"A four wheel truck or whose operating weight is 12000 kg is pulled along a road having a rising slope of 2% at a uniform speed. Assume grade resistance factor = 10 kg\/tonne. The tension in the tow cable is 720 kg. The rolling resistance of the road will be A. 20 kg\/tonne B. 30 kg\/tonne C. 40 kg\/tonne D. 50 kg\/tonne"},"content":{"rendered":"<p>[amp_mcq option1=&#8221;20 kg\/tonne&#8221; option2=&#8221;30 kg\/tonne&#8221; option3=&#8221;40 kg\/tonne&#8221; option4=&#8221;50 kg\/tonne&#8221; correct=&#8221;option2&#8243;]<!--more--><\/p>\n<p>The correct answer is B. 30 kg\/tonne.<\/p>\n<p>The grade resistance factor is the force per tonne of weight that is required to overcome the resistance of the road surface. The tension in the tow cable is the total force required to pull the truck up the hill. The rolling resistance of the road is the force per tonne of weight that is required to overcome the friction between the tires and the road surface.<\/p>\n<p>To calculate the rolling resistance of the road, we can use the following equation:<\/p>\n<p>Rolling resistance = Tension in the tow cable \/ (Operating weight \/ 1000)<\/p>\n<p>= 720 \/ (12000 \/ 1000)<\/p>\n<p>= 30 kg\/tonne<\/p>\n<p>Therefore, the rolling resistance of the road is 30 kg\/tonne.<\/p>\n<p>Option A is incorrect because it is the grade resistance factor. The grade resistance factor is the force per tonne of weight that is required to overcome the resistance of the road surface.<\/p>\n<p>Option C is incorrect because it is the tension in the tow cable. The tension in the tow cable is the total force required to pull the truck up the hill.<\/p>\n<p>Option D is incorrect because it is the sum of the grade resistance factor and the rolling resistance of the road. The grade resistance factor and the rolling resistance of the road are two different forces.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[amp_mcq option1=&#8221;20 kg\/tonne&#8221; option2=&#8221;30 kg\/tonne&#8221; option3=&#8221;40 kg\/tonne&#8221; option4=&#8221;50 kg\/tonne&#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":[655],"tags":[],"class_list":["post-8371","post","type-post","status-publish","format-standard","hentry","category-construction-planning-and-management","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>A four wheel truck or whose operating weight is 12000 kg is pulled along a road having a rising slope of 2% at a uniform speed. Assume grade resistance factor = 10 kg\/tonne. The tension in the tow cable is 720 kg. The rolling resistance of the road will be A. 20 kg\/tonne B. 30 kg\/tonne C. 40 kg\/tonne D. 50 kg\/tonne<\/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\/a-four-wheel-truck-or-whose-operating-weight-is-12000-kg-is-pulled-along-a-road-having-a-rising-slope-of-2-at-a-uniform-speed-assume-grade-resistance-factor-10-kg-tonne-the-tension-in-the-tow-cabl\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"A four wheel truck or whose operating weight is 12000 kg is pulled along a road having a rising slope of 2% at a uniform speed. Assume grade resistance factor = 10 kg\/tonne. The tension in the tow cable is 720 kg. The rolling resistance of the road will be A. 20 kg\/tonne B. 30 kg\/tonne C. 40 kg\/tonne D. 50 kg\/tonne\" \/>\n<meta property=\"og:description\" content=\"[amp_mcq option1=&#8221;20 kg\/tonne&#8221; option2=&#8221;30 kg\/tonne&#8221; option3=&#8221;40 kg\/tonne&#8221; option4=&#8221;50 kg\/tonne&#8221; correct=&#8221;option2&#8243;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/a-four-wheel-truck-or-whose-operating-weight-is-12000-kg-is-pulled-along-a-road-having-a-rising-slope-of-2-at-a-uniform-speed-assume-grade-resistance-factor-10-kg-tonne-the-tension-in-the-tow-cabl\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2024-04-15T02:59:30+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":"A four wheel truck or whose operating weight is 12000 kg is pulled along a road having a rising slope of 2% at a uniform speed. Assume grade resistance factor = 10 kg\/tonne. The tension in the tow cable is 720 kg. The rolling resistance of the road will be A. 20 kg\/tonne B. 30 kg\/tonne C. 40 kg\/tonne D. 50 kg\/tonne","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\/a-four-wheel-truck-or-whose-operating-weight-is-12000-kg-is-pulled-along-a-road-having-a-rising-slope-of-2-at-a-uniform-speed-assume-grade-resistance-factor-10-kg-tonne-the-tension-in-the-tow-cabl\/","og_locale":"en_US","og_type":"article","og_title":"A four wheel truck or whose operating weight is 12000 kg is pulled along a road having a rising slope of 2% at a uniform speed. Assume grade resistance factor = 10 kg\/tonne. The tension in the tow cable is 720 kg. 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