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1. Two blocks, each of mass m , are attached to the ends of a massless rod which pivots as shown in the figure .

1. Two blocks, each of mass m , are attached to the ends of a massless rod which pivots as shown in the figure . Initially the rod is held in the horizontal position and then released.
m mCalculate the magnitude of the net torque on this system when it is first released. Use the fact that lg >11. Express your answer in terms of the variables m, ll , l2 , and appropriate constants

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