Question

# The density of ice is $$917\ kgm^{-3}$$. What fraction of the volume of a piece of ice will be above water, when floating in fresh water?

A
0.06
B
0.083
C
0.038
D
0.068

Solution

## The correct option is B 0.083Acc. to Archemedes principal $$\rho_{1} v g=P_{2} v_{i} g$$ $$\dfrac{v_{i}}{v}=\dfrac{f_{1}}{\rho_{2}}=\dfrac{917}{1000}=0.917$$ Fraction outside water $$=0.083$$ Answer $$(B) \quad 0.083$$Physics

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