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Please solve. The answer is option 2. But how? Please explain the answer.

Please solve. The answer is option 2. But how? Please explain the answer.

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Grade:11

1 Answers

Vikas TU
14149 Points
7 years ago
In x direcn.,
nb = ut …..........(1)
and
In y direcn.,
nh = 0.5gt^2..............(2)
Divide both the eqns. we gett,
b/h = 2u/gt
we get ,
t = 2uh/bg seconds.

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