#
1) A Hockey ball of mass 200g .travelling from west to east at 10m/sec is stuck by a hockey stick as a result , the ball gets turn back and now has a speed of 5m/sec . The ball and the hockey stick were in constant for 0.2 sec.

Solve the questions

1}Calculate the initial and final momentum of the ball.

2}State the direction of momentum in each case.

3}Calculate the rate of change of momentumof the ball.

4} What are the SIunits of momentum and rate of change of momentum.

5}Calculate the force exerted by the hockey stick on the ball and state it's direction.

https://www.meritnation.com/ask-answer/question/a-hockey-ball-of-mass-200g-travelling-from-west-to-east/force-and-laws-of-motion/2758575

**
**