Question # 1 Find the moment of inertia of a system of particles with masses 4,7,8 and 10 located at (1,3), (-2,4), (-1,0) and (3,5) respectively. Plot in the cartesian plane. Question # 2 A motor runs at 20 rev/s and supplies a torque of 75 N-m. What horsepower is it delivering?
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