Question: A particle is projected with velocity 2√gℎ so that it just clears two walls of equal height ℎ, which are at a distance of 2ℎ from each other. What is the time interval of passing between the two walls?
(A) \dfrac{2h}{g}
(B) \sqrt{\dfrac{2h}{g}}
(C) \sqrt{\dfrac{h}{g}}
(D) 2\sqrt{\dfrac{h}{g}}
Answer: option (D)
Solution:
