Question

1. An athlete throws a ball of mass m directly upward, and it feels no appreciable air resistance. Draw a free-body diagram of this ball while it is free of the athlete's hand and (a) moving upward; (b) at its highest point; moving downward. (d) Repeat parts a, b, and c if the athlete throws the ball at a 60-degree angle above the horizontal instead of directly upwards.

Answer 1

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