Rotational Equilibrium and Net Force
A uniform rod of mass M and length L is suspended horizontally by two vertical strings attached at distances of L/4 and 3L/4 from its left end. If the rod is in rotational equilibrium but not in translational equilibrium, which of the following statements must be true?
A
The center of mass must be accelerating rotationally
B
The net force on the rod must be nonzero
C
The rod must be accelerating horizontally
D
The tensions in the two strings must be equal
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