A flywheel rotating about a fixed axis has a kinetic energy of 360J when its angular speed is `30 radian s^(-1)` . The moment of inertia of the wheel about the axis of rotation is

Options

A. `0.6 kg m^2`
B. `0.8 kg m^2`
C. `0.15 kg m^2`
D. `0.75 kg m^2`