Posted by Anonymous on Wednesday, November 9, 2011 at 4:58pm.
A 0.5 kg football is kicked with a speed of 15 m/s. A goalkeeper catches the ball and brings it to rest in 0.02 seconds. What is the impulse delivered to the ball and the average force exerted on the goalkeeper?

physics  James, Tuesday, January 13, 2015 at 11:01am
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