1000+ Machine Design MCQ Questions and Answers - 1

Question: 1

ERW pipes are

(A) Electrically reinforced and welded

(B) Electrically resistance welded

(C) Extra reinforcement welded

(D) Elastic reinforced wire

Ans: B

Electrically resistance welded

Question: 2

An automobile gear box has

(A) compound epicyclic gear train

(B) epicycle gear train

(C) simple gear train

(D) compound gear train

Ans: D

compound gear train

Question: 3

Which of the following bearing will have least coefficient of friction?

(A) tapered bearing

(B) thrust ball bearing

(C) cylindrical roller bearing

(D) self aligning bearing

Ans: A

tapered bearing

Question: 4

Wing screws are used where

(A) tight grip is essential

(B) stress reversal is severe

(C) frequently manual locking and unlocking is necessary

(D) high torque is needed for tightening

Ans: C

frequently manual locking and unlocking is necessary

Question: 5

An eye bolt is generally provided on

(A) electric motors

(B) furnaces

(C) bench vices

(D) none of the above

Ans: A

electric motors

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