A 23 kg box of garbage is connected by a massless string to a post on a frictionless table. The string is 1.5 m long. There is no appreciable friction between the post and the string. If the tension in the string is 71 N while the garbage slides in a uniform circle toward a disposal bin, how long does it take for the box to make one complete revolution? a) 3.5 s b) 2.2 s c) 1.2 s d) 4.4 s e) 5.4 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.