A merry-go-round rotates at the rate of
0.15 rev/s with an 78 kg man standing at
a point 1.4 m from the axis of rotation.
What is the new angular speed when the
man walks to a point 0 m from the center?
Consider the merry-go-round is a solid 99 kg
cylinder of radius of 1.4 m.
Answer in units of rad/s.