A boy whirls a stone in a horizontal circle of radius 1.64 m and at height 2.25 m above level ground. The string breaks, and the stone flies off horizontally and strikes the ground after traveling a horizontal distance of 8.66 m. What is the magnitude of the centripetal acceleration of the stone while in circular motion? Use g=9.81 m/s2

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A: Calculate the velocity of the runner. v=dtv=200 m30 sv=6.667 m/s

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Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.