A boy whirls a stone of small mass in a horizontal circle of radius at a height of…

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

Problem

A boy whirls a stone of small mass in a horizontal circle of radius

1.5\,\text{m}

at a height of

2.9\,\text{m}

above level ground. The string breaks, and the stone flies off horizontally and strikes the ground after travelling a horizontal distance of

10\,\text{m}

. What is the magnitude of the centripetal acceleration of the stone while in circular motion?