A baseball thrown from the outfield is released from shoulder height at an initial velocity of 28.1 m/s at an initial angle of 30.0° with respect to the horizontal.If it is in its trajectory for a total of 3.00 s before being caught by the third baseman at an equal shoulder-height level,what is the ball's net vertical displacement during its 3-s trajectory?

A) 73 m
B) 9.80 m
C) 10.1 m
D) zero
E) 20.1 m

Question

A baseball thrown from the outfield is released from shoulder height at an initial velocity of 28.1 m/s at an initial angle of 30.0° with respect to the horizontal.If it is in its trajectory for a total of 3.00 s before being caught by the third baseman at an equal shoulder-height level,what is the ball's net vertical displacement during its 3-s trajectory?
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A) 73 m
B) 9.80 m
C) 10.1 m
D) zero
E) ​20.1 m

Quizplus · Accepted Answer

The net vertical displacement is zero because the ball is caught at the same height from which it was thrown.

A Baseball Thrown from the Outfield Is Released from Shoulder