Question in a little league baseball game the 145g ball, Ask an Expert

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Question: In a Little League baseball game, the 145g ball enters the strike zone with a speed of 15.0 m/s. The batter hits the ball, and it leaves his bat with a speed of 20.0 m/s in exactly the opposite direction.

What is the magnitude of the impulse delivered by the bat to the ball?

If the bat is in contact with the ball for 1.5m/s. what is the magnitude of the average force exerted by the bat on the ball?

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