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 16 of 56

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Q151.
For a shaft diameter of 100 mm, the number of bolts in a flange coupling should be

a.

4

b.

6

c.

8

d.

10

Discuss
Answer: (a).4
Discuss
Answer: (c).capable of tilting in a recess milled out in the shaft
Q153.
In a V-belt drive, the belt makes contact at the bottom of the groove of the pulley.
Discuss
Answer: (b).Disagree
Q154.
According to Indian standards, a bolt thread of 6 mm size of coarse pitch and with allowance on the threads and normal tolerance grade is designated as
Discuss
Answer: (c).M6 - 8d
Discuss
Answer: (c).(1/2) × [ฯƒ + โˆš(ฯƒ² × 4ฯ„²)]
Q156.
When a beam of rectangular cross-section of width b and depth d, is subjected to a shear force F, the maximum shear stress induced will be
Discuss
Answer: (b).3F/2bh
Q157.
In designing a connecting rod, it is considered like __________ for buckling about Y-axis.
Discuss
Answer: (b).both ends fixed
Q158.
A steel containing __________ 0.8% carbon is known as hypo-eutectoid steel.
Discuss
Answer: (b).less than
Q159.
A pressure vessel is said to be a thick shell, if the ratio of wall thickness to its diameter is
Discuss
Answer: (c).greater than 1/10
Q160.
The radial stress across the thickness of a thick cylinder is maximum at the inner surface and zero at the outer surface.
Discuss
Answer: (a).True