1000+ Metallurgy Engineering Question Bank with Answers Pdf - 1

Question: 1

Killed steel is

(A) that steel which is deoxidized in the ladle with silicon and aluminium

(B) steel with more than normal percentage of carbon

(C) steel with less than normal percentage of carbon

(D) steel which has been shaped on a power hammer

Question: 2

Normal mercury thermometer can be used upto

(A) 100°C

(B) 212°C

(C) 300°C

(D) 500°C

Question: 3

Which allotropic form of iron is magnetic at room temperature?

(A) alpha iron

(B) beta iron

(C) delta iron

(D) gamma iron

Question: 4

Which of the following material is added to cast iron to obtain nodular cast iron?

(A) manganese

(B) magnesium

(C) chromium

(D) copper

Question: 5

The chemical formula of cementite is

(A) FeC

(B) Fe₂C₂

(C) Fe₃C

(D) FeC₃