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OpenStudy (anonymous):
An official major league baseball has a mass of 0.14 kg. A pitcher throws a 40 m/s fastball which is hit by the batter straight back up the middle at a speed of 46 m/s. A) What is the change in momentum of the ball during the collision with the bat? B) If this collision occurs during a time of 0.012 seconds, what is the average force exerted by the bat on the ball?
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OpenStudy (shamim):
Given m=0.14kg u=40m/s v=-46m/s
OpenStudy (shamim):
A) Change in momentum=mv-mu=?
OpenStudy (shamim):
B) Force F=(mv-mu)/t=?
OpenStudy (shamim):
Response plz!!!
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