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Work Energy Theorem Application

A piece of wa...

Question

A piece of wax floats in brine. The fraction $X$ of its volume will be immersed. Find [ $10 X$ ].

Density of wax $= 0.95 g c m^{- 3}$ , Density of brine $= 1.1 g c m^{- 3}$ ,Where, [] is a step function

A

8

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B

0

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C

9

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D

11

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Solution

The correct option is D $8$
Volume of Wax immersed = Density of wax / Density of brine
$\Rightarrow \frac{0.95}{1.1} = 0.86$

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