A block of volume `V` and density `sigma_(b)` is placed in liquid of density `sigma_(1)(sigma_(1)
Channel: Doubtnut
Date: 2020-08-23

A block of volume `V` and density `sigma_(b)` is placed in liquid of density `sigma_(1)(sigma_(1) gt singma_(b))`, then block is moved upward upto a height `h` and it is still in liquid. The increase in gravitational energy of the block is :