1. (a) Give an example in which the net force acting on an object is zero, yet the net torque is nonzero. (b) Give an example in which the net torque acting on an object is zero, yet the net force is nonzero.
2. A mouse is initially at rest on a horizontal turntable mounted on a frictionless vertical axle. If the mouse be- gins to walk clockwise around the perimeter of the table, what happens to the turntable? Explain.
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