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Area and Volume Expansion

Increase in a...

Question

Increase in area per unit of the original area, per degree celcius rise in temperature is called .......

A

Coefficient of superficial expansion

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B

Coefficient of volumetric expansion

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C

Coefficient of cubical expansion

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D

All

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Solution

The correct option is A Coefficient of superficial expansion
Coefficient of superficial expansion $= \frac{Increase in Area}{Initial Area \times Rise in temperature (^{\circ} C)}$

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