A person of mass 72 kg stands at the center of a rotating merry-go-round platform of radius 2.8 m and moment of inertia 930 kg\cdot m^2. The platform...

A person of mass 72 kg stands at the center of a rotating merry-go-round platform of radius 2.8 m and moment of inertia 930 kgcdot m^2. The platform rotates without friction with angular velocity 2.0 rad/s. The person walks radially to the edge of the platform.