A shell is fired vertically upward with a velocity of 9.8 m/s. find the velocity with which it will hit the ground
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Explanation:
Time taken by shell to return to ground
=t=2∗( v1 −0 ) / g
= 2v1 / g
Range will be equal to the distance traveled in same time =v2t= 2v1 v2 / g
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