please explain the reasoning behind your choice Ball A is dropped from rest from

Question

please explain the reasoning behind your choice

Ball A is dropped from rest from a window. At the same instant, ball B is thrown downward from the sa window and ball C is thrown upward from the same window. Which statement concerning the bral me necessarily TRUE (applies only to this situation) if air resistance is neglected? A. At some instant after it is thrown, the acceleration of ball C is zero. B. All three balls strike the ground at the same time. C. All three balls have the same velocity at any instant. D. All three balls have the same acceleration at any instant. E. All three balls reach the ground with the same velocity.

Explanation / Answer

Option D

All the balls are under the influence of earth gravitational force. So all the balls will experice same acceleration. That is acceleration due to gravity.

a=g=9.8m/s2

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