Question

Pick out the wrong statement.

a.

A ceramic material which becomes fluid upon heating and can be moulded in liquid/viscous state is termed s glass.

b.

Ceramic materials do not undergo vitrification on heating.

c.

Ceramic materials are brittle in nature.

d.

Non-oxide ceramic materials generally act as a semi-conductor.

Answer: (b).Ceramic materials do not undergo vitrification on heating.

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Q. Pick out the wrong statement.

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