1000+ Foundry Engineering Objective Questions and Answers - 1

Question: 1

In case of arc furnaces, electric supply for electrodes consists of

(A) low voltage and low current

(B) high voltage and low current

(C) high voltage and high current

(D) low voltage and high current

Question: 2

Pattern maker’s contraction rules are

(A) same for all materials of patterns

(B) same for all materials of castings

(C) different for different materials of patterns

(D) different for different materials of castings

Question: 3

Permanent mould casting is also known as

(A) short casting

(B) slush casting

(C) gravity die casting

(D) chill casting

Question: 4

Oil fired furnaces are generally used for the

(A) alloy steel

(B) non ferrous metals

(C) cast iron

(D) cast steel

Question: 5

Metal moulds are used in

(A) die casting process

(B) dry sand moulding

(C) loam moulding

(D) green sand moulding