Explore topic-wise MCQs in Machine Design.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Machine Design knowledge and support exam preparation. Choose a topic below to get started.

1.

Cold rolled components have higher strengths and hardness than hot rolled components.

A. True
B. False
Answer» B. False
Discussion
2.

Clutch and coupling can be considered to be same.

A. True
B. False
Answer» C.
Discussion
3.

If friction angle is 30 then the maximum efficiency of the screw is

A. 33%
B. 66%
C. 50%
D. Noe of the mentioned
Answer» B. 66%
Discussion
4.

Maximum efficiency of a square threaded is given by

A. 1-sin /1+sin
B. 1+sin /1-sin
C. 1-2sin /1+2sin
D. 1+2sin /1-2sin
Answer» B. 1+sin /1-sin
Discussion
5.

Efficiency of screw depends upon lead of the screw.

A. True
B. False
Answer» B. False
Discussion