What is the impulse of the ball

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Reference no: EM13268656

a 0.40kg basketball is thrown horizontally against a board with a velocity of 20m/sec. If the ball rebounds with a speed of 15m/sec.

a) What is the impulse of the ball?

b) If the time of contact with the wall is 0.1second , find the average force exerted by the board on the ball?

Reference no: EM13268656

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