A typical 9 mm bullet has a mass of 9 grams and a muzzle velocity of 694.94 m/s. And a typical merry-go- round has a mass of 227 kg and an 8 ft diameter. Ift the moment of inertia of the merry-go-round is given by /= 1/2 MR2 and the bullet strikes the merry-go-round at a distance of 1 ft inside from the outer edge, how many minutes should it take the merry-go-round to make 1 revolution?

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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.