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The material includes sections resembling civil service exam items from a historical context, with an emphasis on selecting the correct letter on an answer sheet. It also provides tool- and mechanism-related scenarios such as gear direction, pulley motion, engine components, circular cutting rates, and sources of excessive backlash, plus answer keys for verification.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":20,"@type":76,"position":81},"https://docshare.wps.com/document/exam/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/tests-of-mechanical-aptitude-and-knowledge-civil-service-exam-questions/434928/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/tests-of-mechanical-aptitude-and-knowledge-civil-service-exam-questions/434928.png","ImageObject",300,407,{"name":92,"@type":93},"ahduag","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-12","2026-09-29",true,{"@type":102,"interactionType":103,"userInteractionCount":34},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"How are answers selected in the mechanical aptitude questions?","Question",{"text":112,"@type":113},"Each problem provides multiple answer choices, and the correct response is identified by the letter preceding the correct option. The corresponding letter position is marked on the answer sheet.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What topics are covered in the shop arithmetic section?",{"text":117,"@type":113},"The section covers computations involving sums, percentages, triangle area, cutting yield from metal sheets, volume of rectangular solids, and scaling drawing measurements.",{"name":119,"@type":110,"acceptedAnswer":120},"What kinds of mechanical principles appear in the tools and mechanical principles section?",{"text":121,"@type":113},"Items address tool selection for material cutting, common AC lighting frequencies, engine fuel-air mixing via components, causes of excessive backlash in rear axle assemblies, and direction questions for gears and pulleys.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},434928,1790993469,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":19,"category_name":20,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":34,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":19,"language":139,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":67,"update_tm":143,"read_time":52},3985747870414,"https://ap-avatar.wpscdn.com/davatar_9964176cb1d06d4a9deccf72a44ae3dc","# Tests of Mechanical Aptitude and Knowledge\n\nShop Arithmetic  \nIn each of the following machine-scored problems,five different answers are suggested.In eachproblem,notice the letter preceding the correct answer.The space corresponding to this letter has beenblackened in on the answer sheet in the corner of this page..In question 9,none of the figures given isthe correct answer;hence the proper letter to choose is E,which is the letter preceding the answer\"noneof these.\"  \n1.When 100,125,75,and 20 are added theanswer is(A)220(B)270 (c)325 (D)320 (E)420  \nThe sum of these numbers is 320.Look atthe choices given and you will find the number320 after the letter(D).Therefore,to answerquestion 1,the space under the letter D on theanswer sheet should be blackened.  \n2.  \nXis what part of the whole sheet?(A)%(B)分(c)Y(D)%(E)none of these  \n3.  \nThe area of the triangle in square inches is(A)56 (B)112 (c)122 (D)22 (E)448  \n4.  \nWhat is the greatest number of pieces 9”x 2\"that could be cut from the given sheet of metal?(A)18(B)21 (c)26 (D)80 (E)28  \n5.  \nThe volume of the rectangular solid in cubicinches is(A)352 (B)44 (c)1,308 (D)88 (E)32  \nActivity 2:Civil Service Exam Questions for Mechanical Trades-Many of the newspaper articlesadvertising jobs available at the Armory mentioned that applicants needed to take a civilservice exam.The following are examples of questions that would have appeared on a test ofmechanical aptitude and knowledge in the 1940's.  \n6.Y of X is  \n(A)Y₂(B)为(c)Y(D)%(E)8  \n7.A circular saw cuts 8 boards per minute.Ifthere are 1,440 boards to be cut,the numberof hours required to cut these boards is(A)2%(B)2%(c)4 (D)3%(E)3  \n8.A drawing of a certain building is 10 inchesby 15 inches.On this drawing 1 inch represents5 feet.If the same drawing had been made20 inches by 30 inches,1 inch on the drawingwould represent  \n(A)7%feet(B)5 feet (c)10 feet  \n(D)3%feet,(E)2%feet  \n9.During his first 8-hour day,an apprenticeearned 40 percent as mucb as a master mechanic.If the master mecbanic earned $14.00,whatwas the apprentice's average hourly earning?(A)$0.80 (B)$1.20 (c)$0.84 (D)$0.56(E)none of these  \n\n| Answer Sheet:  \u003Cbr>1.  \u003Cbr>2.  \u003Cbr>3.  \u003Cbr>4.  \u003Cbr>5.  \u003Cbr>6.  \u003Cbr>7.  \u003Cbr>8.  \u003Cbr>9.   |\n| --- |\n\n2.Which of these wrenches can best be used totighten a round pipe coupling?  \nA  \nB  \nC  \n3.When the two pulleys connected by the beltturn,they turn in  \nA)the same direction  \nB)opposite directions  \n4.If X travels in the direction shown,gear Ywill travel in which direction?  \n5.Which man can lift the greater weight?  \n## Tools and Mechanical Principles\n\n1.Which of these tools could best be used to cutiron?  \nSometimes questions testing knowledge of mechanical facts are included in tests for mechanicalpositions.Often,however,such positions,particularly those at the apprentice level,require aptituderather than knowledge.Many types of questions,some measuring aptitude,others measuring knowledgeand ability,are likely to be found in mechanical tests.IIlustrations are given on this page and on thenext few pages.  \nInformalion and Judgment  \n6.Which one of the following frequencies is mostcommonly used in the United States in alter-nating-current lighting circuits?  \nA)10 cycles  \nB)25 cycles  \nc)40 cycles  \nD)60 cycles  \nE)110 cycles  \n7.The device used to mix the air and the fuel ina gasoline engine is called the  \nA)carburetor  \nB)cylinder  \nc)distributor  \nD)manifold  \nE)valve  \n8.Which one of the following would cause exces-sive backlash in the rear axle assembly?  \nA)bent rear axle shaft  \nB)chipped differential gears  \nc)improper lubrication  \nD)worn differential gears and thrust washers  \nE)ring gear adjusted too close to pinion  \n\n| Answer Sheet:  \u003Cbr>1.  \u003Cbr>2.  \u003Cbr>3.  \u003Cbr>4.  \u003Cbr>5.  \u003Cbr>6.  \u003Cbr>7.  \u003Cbr>8.  \u003Cbr>9.   |\n| --- |\n\nI  \n9.John_earns morethan Joe,and Jackearns less thanJohn ·but morethan Bil.There-fore,  \nA)Jack earnsmore than Joe  \nB)Bill earns lessthan Joe  \nc)Joe earns morethan Jack  \nD)John earnsmore than B","cbCaitYZw69m0FtO","https://ap.wps.com/l/cbCaitYZw69m0FtO","pdf",1031515,"English","# Tests of Mechanical Aptitude and Knowledge\n## Shop Arithmetic\n## Tools and Mechanical Principles\n## Answer Sheet","[{\"question\":\"How are answers selected in the mechanical aptitude questions?\",\"answer\":\"Each problem provides multiple answer choices, and the correct response is identified by the letter preceding the correct option. The corresponding letter position is marked on the answer sheet.\"},{\"question\":\"What topics are covered in the shop arithmetic section?\",\"answer\":\"The section covers computations involving sums, percentages, triangle area, cutting yield from metal sheets, volume of rectangular solids, and scaling drawing measurements.\"},{\"question\":\"What kinds of mechanical principles appear in the tools and mechanical principles section?\",\"answer\":\"Items address tool selection for material cutting, common AC lighting frequencies, engine fuel-air mixing via components, causes of excessive backlash in rear axle assemblies, and direction questions for gears and pulleys.\"}]","Tests of Mechanical Aptitude and Knowledge - Civil Service Exam Questions | PDF",1790671141]