Q.
A ball thrown by one player reaches the other in 2 s. The maximum height attained by the ball above the point of projection will be about
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a
2.5 m
b
5 m
c
7.5 m
d
10 m
answer is B.
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Detailed Solution
t=2usinθg or 2=2usinθg or usinθ=g hm=u2sin2θ2 g=g22 g=g2=5 m
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