1000+ Metallurgy Quiz Questions with Answers Pdf - 2

Question: 6

Which colour of flame represents the highest temperature?

(A) white

(B) light yellow

(C) bright red

(D) dark red

Question: 7

In grey cast iron, carbon is present in the form of

(A) spheroids

(B) powder

(C) flakes

(D) cementite

Question: 8

Which of the following material is viscoelastic in properties?

(A) cork

(B) glass

(C) rubber

(D) graphite

Question: 9

Silicon when added to copper increases its

(A) hardness

(B) malleability

(C) brittleness

(D) machinability

Question: 10

Brass is an alloy of

(A) copper and nickel

(B) copper and lead

(C) copper and zinc

(D) copper and tin