15 2A hw - 13 Torque, Rotational Dynamics and Angular Momentum 1. Four forces are acting on a light and uniform rod of length L = 2.0 m, as shown. Consider F1 10 N, a 25 °, F2 15 N, acting at the c.m., F3 20 N, B= 40°, and F4 25 N, y= 60°. Find the net torque on the rod for each axis A, B, C and D. F& F1 F3 В Inotisvn В T С 1.5 m F2 ub 2. A uniform sphere (r - 30 cm) is rolling without slipping on a flat surface at a constant velocity (i.e., vcm is constant)

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