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A platinum sphere floats in mercury. Fin...

A platinum sphere floats in mercury. Find the percentage change in the fraction of volume of sphere immersed in mercury when the temperature is raised by `80^@C` (volume expansivity of mercury is `182xx10^(-6)//^(@)C` and linear expansivity of platinum `9xx10^(-6)//^(@)C`)

A

0.0124

B

0.0138

C

0.0248

D

0.0276

Text Solution

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The correct Answer is:
A
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