A uniform cylinder of length L and mass M having cross - sectional area A is suspended, with its length vertical, from a fixed point by a massless spring such that it is half submerged in a liquid of density σ at equilibrium position. The extension x 0 of the spring when it is in equilibrium is: (Here k is spring constant)
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
kx 0 + F B = Mg
kx 0 + σ 
Ag = Mg
x 0 = 
= 
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