A stone which tied to a rope is rotated in a circular path with a constant speed V in clockwise direction as given in figure below.  The radius R of the circular path is 0.31 m.  If the period of the motion is given as T = π /16 s calculate the magnitude of the centripetal acceleration, a. ( Your result must be in m/s 2 and without decimals. Maximum of 2% of error is accepted in your answer.)

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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.