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When the temperature of a copper coin is...

When the temperature of a copper coin is raised by `80^@C`, its diameter increases by `0.2%`.

A

Percentage rise in the area of a face is 0.4%

B

Percentage rise in the thickness is 0.4%

C

Percentage rise in the volume is 0.6%

D

Coefficient of linear expansion of copper is `0.25 xx10^(-4) C^(@1)`

Text Solution

Verified by Experts

The correct Answer is:
A, C, D
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