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A rectangular block of mass m and area of cross-section A floats in a liquid of density `rho`. If it is given a small vertical displacement from equilibrium, it undergoes oscillation with a time period T. Then

A

`T prop (1)/(sqrtm)`

B

`T prop sqrtrho`

C

`T prop (1)/(sqrtA)`

D

`T prop (1)/(rho)`

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The correct Answer is:
C
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