One second after the projection, a stone moves at an angle of ` 45@` with the horzontal.
Channel: Doubtnut
Date: 2020-07-26

One second after the projection, a stone moves at an angle of ` 45@` with the horzontal. Two seconds from the start, it is travelling horizontally. Find the angle of projection with the horizontal. (g=10 ms^(-2))`.