Question

The maximum horizontal range of projectile on the earth is `R`. Then for the same velocity of projection, its maximum range on another planet is `(5R)/4`. Then, ratio of acceleration due to gravity on that planet and on the earth is
A. `5:4`
B. `4:5`
C. `25:16`
D. `16:25`

Answer 1

Correct Answer - B
`R_(max)=(t^(2))/grArr R_(max)prop1/g`