4 A boy throws a stone so as to hit a bird sitting on a wall

Last updated: 6/2/2023

4 A boy throws a stone so as to hit a bird sitting on a wall 10 m high Just on throwing the stone the bird flies away horizontally with a velocity of 5 m s The stone further goes up to a maximum height of 20 m above the ground and then hits the bird Find the initial 5 17 ms tan 4 velocity of stone and its angle of projection