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A cubical block of steel of each side eq...

A cubical block of steel of each side equal to 1 is floating on mercury in vessel. The densities of steel and mercury are `rho_(s) " and " rho_(m)`. The height of the block above the mercury level is given by

A

`ℓ(1+rho_s/rho_m)`

B

`ℓ(1-rho_s/rho_m)`

C

`ℓ(1+rho_m/rho_s)`

D

`ℓ(1-rho_m/rho_s)`

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KVPY PREVIOUS YEAR-MOCK TEST 7-EXERCISE
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