Question

An athlete of 100 kg can throw a ball of 500 g with a speed of 10 m/s. distance to move the hand is 1 m, what force is required to throw it at constant speed

Answer 1

Answer:

Explanation:Initial momentum is mu=0.5Kg×10m/s=5Kg−m/s  

2. At highest point its velocity becomes zero so momentum will slo be zero as  momentum  p=mass×velocity.