Afast pitch softball player does a "windmill" pitch, moving her hand through a vertical circular arc to pitch a ball at 65 mph. the 0.19 kg ball is 50 cm from the pivot point at her shoulder.
- just before the ball leaves her hand, what is its centripetal acceleration?
- at the lowest point of the circle the ball has reached its maximum speed. what is the magnitude of the force her hand exerts on the ball at this point?
- at the lowest point of the circle the ball has reached its maximum speed. what is the direction of the force her hand exerts on the ball at this point?
Answers: 2
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