Two particles are projected horizontally in opposite directions from a tower with…

PHYSICS · Subjective · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

Two particles are projected horizontally in opposite directions from a tower with velocities

10\text{ m/s}

and

20\text{ m/s}

. Find the time when their velocity vectors are mutually perpendicular. Take

g=10\text{ m/s}^2