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Answer to Question #64335 in Mechanics | Relativity for stephen

Question #64335
a 60 kg woman stands at the rim of a horizontal turntable having a moment of inertia of 500 kg.m^2 and a radius of 2.00 m. the turntable is initially at rest and is free to rotate about a frictionless, vertical axle through its center. the woman then starts walking around the rim clockwise (as viewed from above the system) at a constant speed of 1.50 m/s relative to earth.
A.) in what direction and with what angular speed does the turntable rotates?
B.)how much work does the woman do to set herself and the turntable in motion?
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