A fish is raising vertically to the surface of water in a

Last updated: 6/14/2023

A fish is raising vertically to the surface of water in a lake uniformly at the rate of 2 ms observes a bird diving vertically towards the water at a rate 4 ms vertically a it The refractive index of water is 4 3 The actual velocity of the bird is A 3 2 B 2 3 C 4 3 D