A boy playing on the roof of a `10 m` high building throws a ball with a speed of `10 m//s^(-1)`
Channel: Doubtnut
Date: 09/02/2020

A boy playing on the roof of a `10 m` high building throws a ball with a speed of `10 m//s^(-1)` at an angle of `30^(@)` with the horizontal. How far from the throwing point will the ball be at a height of `10 m` from the ground?