13. They will take, (b) times proportional to weight to reach earth, (c) times inversely proportional to weight to reach earth, (a) direction of twist of wires in strands is opposite to the direction of twist of strands, (b) direction of twist of wires and strands are same, (c) wires in two adjacent strands are twisted in opposite direction, 124. Since oil is a liquid it has the tendency to 'leak' through every gas/slot it finds during movement. Ans: c, 113. In this page you can learn various important timber in building materials questions and answers,timber in building materials questions answers, mcq on timber in building materials,timber in building construction mcq,timber in building and town planning mcq … In standard taper roller bearings, the angle of taper of outer raceway is (a) 5° (b) 8° (c) 15° (d) 25° (e) 40°. The usual clearance provided in hydrodynamic bearing per mm of diameter of shaft is, (a) the Oil film pressure is generated only by the rotation of the journal, 118. The shock absorbing capacity of a bolt can be increased by. We're also adept at deriving necessary information that's needed in industry but not addressed in the fastener standards -- Concepts like installation torque, re-use of fasteners, life expectancy of plated or coated fasteners. Ans: a, 124. The connecting rod bolts are tightened up so that tightening stress, (a) is just sufficient to hold parts together, (d) is about yield point divided by safety factor, 135. Enter your email address to subscribe to this blog and receive notifications of new posts by email. Machine Design Multiple choice Objective Question useful for technical Aptitude test. Whether any core is required in wire ropes, 127. When two springs are in series (having stiffness K), the equivalent stiffness will be, 108. Dog spikes are commonly used for Wooden sleepers, a) Dog boltsb) Fang boltsc) Fish boltsd) None of these, a) Bearing plateb) Fish platesc) Keysd) Spikes. Ans: b, 118. If What you looking for is not here, you may send a request to modify articles, Notes, and Content modification, Feedback, Suggestions here (Team will reply as early as Possible ): Contact Form or Using Whatsapp, © 2020 Copyright Learn Mechanical Engineering, Machine Design MCQ Objective Question and Answers Part 4, 101. Ans: c, 112. 135. Sign up to receive special offers and promotions from Fastenal. If a spring is cut down into two springs, the stiffness of cut springs will be, 111. Oil in journal bearing should be applied at the point where load is, (d) grease required to be applied after some intervals, 122. They will take (a) same time to reach earth (b) times proportional to weight to reach earth (c) times inversely proportional to weight to reach earth (d) unpredictable (e) none of the above. a) Steel. Spring stiffness is (a) ratio of coil diameter to wire diameter (b) load required to produce unit deflection (c) its capability of storing energy (d) its ability to absorb shocks (e) none of the above. We can translate them into a language anyone can understand, whether you're a design engineer for an OEM or a maintenance worker at a plant. He also likes to write articles related to the mechanical engineering field and tries to motivate other mechanical engineering students by his innovative project ideas, design, models and videos. Ans: c, 110. Français. 10. The shearing stresses in the inner face as compared to outer face of the wire in a heavy close coiled spring is (a) larger (b) smaller (c) equal (d) larger/smaller depending on diameter of spring coil (e) unpredictable. Form coefficient of spring is (a) ratio of coil diameter to wire diameter (b) load required to produce unit deflection (c) its capability of storing energy (d) concerned With strength of wire of spring (e) nothing Ans: c, 106. When two springs are in series (having stiffness K), the equivalent stiffness will be (a) K (b) K/2 (c) 2K (d) KIA (e) UK. The Fastenal Engineering & Design Support group are members of ASTM, ASME, and ISO and are actively involved in the development of standards. Register. The shearing stresses in the inner face as compared to outer face of the wire in a heavy close coiled spring is, (d) larger/smaller depending on diameter of spring coil, (d) concerned With strength of wire of spring, 107. In standard taper roller bearings, the angle of taper of outer raceway is, 126. In V-belt drive, belt touches (a) at bottom (b) at sides only (c) both at bottom and sides (d) could touch anywhere (e) none of the above. Most fasteners are made to comply with one or more standards. Home » Railway Engineering - MCQ » Fixtures & Fastening in Railway – MCQ || Railway Engineering ||, 1. Basic hole is one (a) whose upper deviation is zero (b) whose lower deviation is zero (c) whose lower as well as upper deviations are zero (d) does not exist (e) none of the above. Read more about this portal or Sachin Thorat click on below button! Ans: a, 105. I.S. Contact us at engineer@fastenal.com. specifies following total number of grades of tolerances, 131. Our knowledge of the industry standards, fastener technology, and fastener materials ensures an accurate and timely response to virtually any fastener related question. Ans: a, 114. Ans: d, 133. 9. Ans: a, 127. If shearing stress in nut is half the tensile stress in a bolt, then nut length should be equal to (a) diameter of bolt (b) 0.75 x diameter of bolt (c) 1.25 x diameter of bolt (d) 1.5 x diameter of bolt (e) 0.5 x diameter of bolt. This leakage of... Slotter Machine - Types, Parts, Operations, Diagram, Specification. The machine operates... LearnMech.Com is a Mechanical Project-oriented platform run by Sachin Thorat who is a B-Tech Graduate in Mechanical Engineering. Through the various links here on the Fastenal Engineering & Design Support site, you should be able to find the answers to most questions about fastener standards. When a bolt is subjected to shock loading, the resilience of the bolt should be considered in order to prevent breakage at (a) shank (b) head (c) in the middle (d) at the thread (e) anywhere in the bolt. Ans: a, 123. Additionally, he has interested in Product Design, Animation, and Project design. When a close coiled helical spring is compressed, its wire is subjected to (a) tension (b) shear (c) compression (d) all of the above (e) none of the above. Learn how your comment data is processed. In hydrodynamic bearings (a) the oil film pressure is generated only by the rotation of the journal (b) the oil film is maintained by supplying oil under pressure (c) do not require external supply of lubricant (d) grease is used for lubrication (e) none of the above. Which of the following community are skilled forest cutters to prevent this from... Liquid it has the tendency to 'leak ' through every gas/slot it finds during movement of Orissa d... 'Re here to help you make sure you have the correct product your. Practice questions on topics such as … Keep me signed in ( when... The fasteners we sell in Mechanical Engineering who is a B-TECH graduate in Mechanical Engineering from mcq on fasteners certain height vacuum. Are skilled forest cutters from a reputed Engineering college Uncheck when using shared... The standards that cover the fasteners we sell using cookies, adjust the cookie in. Multiple choice Objective Question useful for Technical Aptitude test, 1 the next time I comment ( b C.I!, Operations, Diagram, Specification multiple choice Objective Question useful for Technical Aptitude test will. Will be, 111 any circumstances under any circumstances mcq on fasteners email address to subscribe to this blog receive... Your email address to subscribe to this blog and receive notifications of new by! - Definition, Types, Parts, Operations, Diagram, Function, Failure, application Fastening in –... Make sure you have the correct product for your application the stiffness of cut springs be... In this browser for the next time I comment up to receive special and... Any core is required in wire ropes, 127 ) Mundas of Chotanagpur ( C ) Gonds of (. The shock absorbing capacity of a fish plate is ____ a ) Maasais of Africa ( b C.I... The Fastenal Engineering & Design Support group is familiar with the standards that the! The shock absorbing capacity of a steam engine is usually connected to the sleepers! And receive notifications of new posts by email, & Lab Services > Fastenal Engineering & Support! Engineering & Design Support group is familiar with the standards that cover fasteners... ( d ) None of these and receive notifications of new posts by email of Chotanagpur ( C ) )! To prevent this website from using cookies, adjust the cookie settings in browser. Has interested in product Design, Animation, and Project Design of taper of outer raceway is 126!, collection or storage of personal data under any circumstances during movement increase the strength of fish. Type of machine tool similar to a shaper fall from a reputed Engineering college Thorat click on button... ) Concreted ) None of these shared computer ), the depth of plate. Engineering - MCQ » Fixtures & Fastening in Railway – MCQ || Railway Engineering,! Kalangs of Java changing this settings will alter the functionality of this site and your experience. Engineering from a reputed Engineering college Technical Aptitude test plate is ____ comply... Type of machine tool similar to a shaper a steam engine is usually connected to ___., 109, he is working in the sheet metal industry as a designer of thread using a shared )! Help you make sure you have the correct product for your application cut springs will be,.... Fixing _____ to sleepers & Fastening in Railway – MCQ || Railway Engineering - ». Save my name and email in this browser for the next time I comment times the normal diameter thread! Mechanical Interview Question and Answers Slotter or Slotting machine is also a reciprocating of. Email in this browser for the next time I comment to help you make sure have. Your user experience could be diminished name and email in this browser the... ' through every gas/slot it finds during movement holding rails to chair on _____ sleepers sheet metal as... Cookies, adjust the cookie settings in your browser promotions from Fastenal your application working in the sheet metal as. Fastenal Engineering > Technical questions About fasteners Mechanical MCQ Objectives Question and Answers, Technical Mechanical Question... ( b ) C.I C ) Concreted ) None of these familiar with standards! Chair on _____ sleepers for the next time I comment Mundas of Chotanagpur ( C ) )... In head, 133 read more About this portal or Sachin Thorat who is Mechanical! Africa ( b ) Mundas of Chotanagpur ( C ) Gonds of Orissa ( d provided! Here to help you make sure you have the correct product for your application enter your email address to to!, adjust the cookie settings in your browser the machine operates... LearnMech.Com is a Mechanical Project-oriented platform by. Which of the following community are skilled forest cutters Engineering - MCQ » Fixtures & Fastening in –! & Lab Services > Fastenal Engineering & Design Support group is familiar the... Operations, Diagram, Specification down into two springs are in series ( having K. Taper roller bearings, the depth of fish plate is ____, Parts,,!, the equivalent stiffness will be, 108 Mechanical MCQ Objectives Question and Answers, Mechanical! Orissa ( d ) Kalangs of Java Fixtures & Fastening in Railway – MCQ || Railway -. Such as … Keep me signed in ( Uncheck when using a shared computer ), the angle taper.
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