1000+ Foundry Engineering Objective Questions and Answers - 2

Question: 6

Graphitic cast iron is

(A) low in damping capacity

(B) high in compressive strength

(C) hard

(D) non-machinable

Question: 7

Moulding sand properties that depend upon size and shape

(A) adhesiveness and cohesiveness

(B) cohesiveness and permeability

(C) permeability and plasticity

(D) plasticity and adhesiveness

Question: 8

When wooden patterns with metallic coating are to be used the metal sprayed on wooded pattern could be

(A) aluminium

(B) bismuth

(C) zinc

(D) any of the above

Question: 9

Grey cast iron is a

(A) least fluid in molten condition

(B) resistant to shock

(C) costlier than other varieties of cast iron

(D) poor in machining ability

Question: 10

Chapers are

(A) mould seats to support core

(B) core projections

(C) core supports

(D) core binders