JAMB - Physics (1978 - No. 11)

The force required to make an object of mass m, travelling with velocity v, turn in a circle of radius r is

\(\frac{mv^2}{r}\)

\(\frac{mr^2}{v}\)

\(\frac{mr}{v}\)

\(\frac{mv}{r^2}\)

\(\frac{mv}{r}\)