Q.8. A person running at speed 3 m/s w.r.t. ground on a ship perpendicular to the direction of motion of the ship moving at 4 m/s, throws a ball vertically up at 5 m/s. Horizontal range of the ball w.r.t. ground is (1) 20 m (2) 15 m (3) 10 m (4) 5 m Share with your friends Share 0 Decoder_2 answered this Dear student,Ux=32+42=5m/sTiem taken by ball=2usinθgθ=90oT=2×5×110=1sHorizontal range=Ux×T=5×1=5mRegards 0 View Full Answer