Question

What is superficial expansion.

Answer 1

Explanation:

QUESTION

What is superficial expansion?

ANSWER

The increase in the area of a solid when heat is supplied to it is called superficial expansion.

Answer 2

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Superficial expansion is defined as the increase in surface area of the solid on heating. Examples of expansion of the road on heating, expansion of Rail track that are put into pieces due the heat produced by friction and Expansion of mercury in the clinical thermometer.