College Physics with MasteringPhysics 7th Edition by Jerry Wilson,Anthony Buffa,Bo Lou

Exercise 24

A youth hockey player with a mass of 30.0 kg is initially moving at 2.00 m/s to the east. He intercepts and catches on the stick a puck initially moving at 35.0 m/s at an angle of = 60° (Fig.). Assume that the puck's mass is 0.18 kg and the player and puck form a single object for a few seconds. (a) Determine the direction angle and speed of the puck and skater after the collision. (b) Was this collision elastic or inelastic Prove your answer with numbers.

FIGURE A player puck collision See Exercise.