A train moves along a track at

PHYSICS · Single correct · CBSE · Physics · Motion in a Plane · Motion in a Plane

Problem

30\,\mathrm{m\,s^{-1}}

. A ball is thrown from it perpendicular to the direction of motion at

30\,\mathrm{m\,s^{-1}}

and at

45^\circ

to the horizontal. Find the distance from the point of projection on the train to the point where the ball strikes the ground. (1)

90\,\mathrm{m}

(2)

90\sqrt{3}\,\mathrm{m}

(3)

60\,\mathrm{m}

(4)

60\sqrt{3}\,\mathrm{m}