Fluid MechanicsHard
Question
A block of volume V and of density σb is placed in liquid of density σl(σl > σb), then block is moved upward upto a height h and it is still in liquid. The increase in gravitational potential energy of the system is :
Options
A.σbVgh
B.(σb + σl)Vgh
C.(σb − σl)Vgh
D.none of these
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