A body is thrown horizontally from the top of a tower of height 5m. It touches the ground at a distance of 10m from the foot of the tower. The initial velocity of the body is g=10msec−2
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a
2.5 ms-1
b
5 ms-1
c
10ms-1
d
20 ms-1
answer is C.
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Detailed Solution
Range=R=U2hg substitute given values, ⇒10=U2510⇒U=10m/s