Machine Design MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Machine Design, a fundamental topic in the field of Mechanical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Machine Design MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Machine Design mcq questions that explore various aspects of Machine Design problems. Each MCQ is crafted to challenge your understanding of Machine Design principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Mechanical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Machine Design MCQs are your pathway to success in mastering this essential Mechanical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Machine Design. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Machine Design knowledge to the test? Let's get started with our carefully curated MCQs!

Machine Design MCQs | Page 5 of 56

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Q41.
A locking device in which the bottom cylindrical portion is recessed to receive the tip of the locking set screw, is called
Discuss
Answer: (c).ring nut
Discuss
Answer: (c).effective length of column to least radius of gyration of the column
Q43.
A crankshaft is a __________ shaft.
Discuss
Answer: (b).machine
Q44.
According to Indian standard specifications, 100 H6/g5 means that the
Discuss
Answer: (b).basic size is 100 mm
Q45.
A plate with an elliptical hole in the centre, with semi-major axis (a) perpendicular to the direction of loading and semi-minor axis (b) along the direction of loading, is subjected to a pull P. The maximum stress induced at the edge of the hole is equal to (where ฯƒ = Stress for a plate with no hole i.e. nominal stress)
Discuss
Answer: (b).ฯƒ [1 + (2a/b)]
Discuss
Answer: (a).load is in between the fulcrum and effort
Q47.
Soderberg relation is based on __________ of the material whereas all other failure relation for dynamic loading are based on ultimate strength of the material.
Discuss
Answer: (b).yield strength
Q48.
In a flange coupling, the flanges are coupled together by means of
Discuss
Answer: (a).bolts and nuts
Q49.
A transmission shaft includes
Discuss
Answer: (d).all of these
Q50.
According to I.B.R., shearing resistance required to shear off the rivet per pitch length (in double shear) is (where n = Number of rivets per pitch length)
Discuss
Answer: (b).1.875 x d2 x ฯ„ x n