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If a ball is thrown upwards from the sur...

If a ball is thrown upwards from the surface of earth :

A

parabola for an observer standing on the ground

B

vertical straight line for an observer in B when B is moving with the same speed in the same direction of A

C

a parabola for an observer in B when B is moving with same speed but in opposite direction

D

all the above are true

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The correct Answer is:
D
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