a body is dropped from the top of a tower it acquires a velocity of 20 m per second on reaching the ground calculate the height of the tower taking gravity = 10 M per second square
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g=v/t
so,10=20/t
t=2 second
now,speed=distance/time
20=d/2
d=40m
so,10=20/t
t=2 second
now,speed=distance/time
20=d/2
d=40m
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