A player throws a stone with an initial speed of so that it lands back on level…

PHYSICS · Subjective · CBSE · Physics · Motion in a Plane · Motion in a Plane

Problem

A player throws a stone with an initial speed of

25\,\text{m\,s}^{-1}

so that it lands back on level ground at a horizontal distance of

40\,\text{m}

from the point of projection. Calculate the two possible angles of projection. Take

g = 9.8\,\text{m\,s}^{-2}