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 2 of 56

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Q11.
A sliding bearing in which the working surfaces are completely separated from each other by lubricant is called zero film bearing.
Discuss
Answer: (b).False
Q12.
Screws used for power transmission should have
Discuss
Answer: (b).high efficiency
Q13.
The number of rivets in shear shall be equal to the number of rivets in crushing.
Discuss
Answer: (a).Correct
Q14.
When bevel gears connect two shafts whose axes intersect at an angle greater than a right angle and one of the bevel gears has a pitch angle of 90°, then they are known as
Discuss
Answer: (b).crown bevel gears
Q15.
The toughness of a material __________ when it is heated.
Discuss
Answer: (b).decreases
Q16.
The number of slots in a 25 mm castle nut is

a.

2

b.

4

c.

6

d.

8

Discuss
Answer: (c).6
Q17.
A screw is said to be over hauling screw, if its efficiency is
Discuss
Answer: (b).more than 50%
Discuss
Answer: (d).a pair of tongs
Discuss
Answer: (a).0.75 t for wide strap on the inside and 0.625 t for narrow strap on the outside
Q20.
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