Balu went to kuttraalam with his grandpa, when he saw the waterfalls falling down from the top of a mountain he could not believe his eyes. He loved admiring it. He adked grandpa how this is possible. Grandpa said even now the answer to this question from where the water is coming from the top of a mountain is a puzzle, but we got some scientific truths behind this flow.
(ii) Give the formula for time of flight of the waterfall.

Explanation

Actually the science behind this flow of water fall is it is an example for the projectile in horizontal projection water comes from the top of the mountain with an initial horizontal velocity (u)