1000+ Production Engineering Objective Questions and Answers - 1

Question: 1

Music wire

(A) is a standard wire for gauge determination

(B) is a resistance wire used in instruments

(C) is a carbon steel wire used to manufacture springs

(D) is fine wire used in musical instruments

Ans: C

is a carbon steel wire used to manufacture springs

Question: 2

Which one of the following methods can be used for turning external tapers only?

(A) form tool

(B) taper attachment

(C) tail stock offset

(D) compound rest

Ans: C

tail stock offset

Question: 3

The coolant is generally used while machining with carbide tools is

(A) soluble oil

(B) compressed air

(C) water

(D) kerosene

Ans: A

soluble oil

Question: 4

The main constituent of moulding sand is

(A) clay

(B) carbon

(C) silica

(D) graphite

Ans: C

silica

Question: 5

Which of the following materials will have highest value of contraction allowance

(A) brass

(B) bronze

(C) cast iron

(D) aluminium

Ans: A

brass

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