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 13 of 56

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Q121.
A locking device extensively used in marine type connecting rod ends is a
Discuss
Answer: (d).ring nut
Discuss
Answer: (a).regain its original shape after deformation when the external forces are removed
Q123.
The surface finish factor for a mirror polished material is
Discuss
Answer: (d).1
Q124.
For low and moderate speed engines, the cam follower should move with
Discuss
Answer: (b).simple harmonic motion
Discuss
Answer: (d).all of the above
Q126.
When a bolt and nut is made of mild steel, then the effective height of nut is made equal to (where d = Nominal diameter of bolt)
Discuss
Answer: (c).d
Q127.
When two helical springs of equal lengths are arranged to form a cluster spring, then
Discuss
Answer: (c).all of the above
Q128.
For a shaft diameter of 200 mm, the number of bolts in a marine flange coupling should be

a.

4

b.

6

c.

8

d.

10

Discuss
Answer: (c).8
Q129.
The stress in the threaded part of the bolt will be __________ as compared to the shank.
Discuss
Answer: (b).higher
Q130.
A shaft is a rotating machine element.
Discuss
Answer: (a).Correct