In the given figure, which shows the stable equilibrium for a submerged body?
(W' is weight, 'G' is centre of gravity. ‘B’ is centre of buoyancy, FB is buoyant force)
1
Fig.(c) is in stable equilibrium.
2
All are in unstable equilibrium.
3
Fig.(b) is in stable equilibrium.
4
Fig.(a) is in stable equilibrium.