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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 `182 xx 10^(-6)//""^(@) C` and linear expansivity of platinum is `9 xx 10^(-6)//""^(@) C` respectively )

A

`1.24%`

B

`1.38%`

C

`2.48%`

D

`2.76%`

Text Solution

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The correct Answer is:
A
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