A body is vertically upwards. If `t_(1)` and `t_(2)` are the times at which it is height h above the point of projection while ascending and descending, respectively, find (a) the velocity of projection and height h, (b) the maximum height reached by the body and (c ) the velocity of the body at height `h//2`.

Options

A. `g t_(1)`
B. `g t_(2)`
C. `g(t_(1)+t_(2))`
D. `g(t_(1)+t_(2))/(2)`

Answer

D