Wednesday
April 23, 2014

Homework Help: PHYSICS PLEASE HELP!!

Posted by Mel on Sunday, November 20, 2011 at 6:04pm.

A tennis ball of mass= 0.058 kg and speed= 19 m/s strikes a wall at a 45 degree angle and rebounds with the same speed at 45 degrees.
What is the magnitude of the impulse given to the ball?

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