Physics, 30.03.2021 17:30 jellyangie1
A 2- A ball vertically upward from the top of a building 30 m above the ground with initial velocity is equal 30 m/s . what is the velocity when the ball is at 15 m above the ground .
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A 2- A ball vertically upward from the top of a building 30 m above the ground with initial velocity...
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