A particle of mass m is tied to a light string and rotated with a speed v along a circular path of radius r. If T is tension in the string and mg is gravitational force on the particle then, the actual forces acting on the particle are

Options

A. mg, and T only
B. mg, T and an additional force of `(mv^(2))/r` directed inwards
C. mg.T and an additional force of `(mv^(2))/r` directed outwards
D. only a force `(mv^(2))/r` directed outwards

Answer

A