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QUESTION
A uniform rod BC of mass 4 kg is connected to a collar A by a 250-m cord AB.
A uniform rod BC of mass 4 kg is connected to a collar A by a 250-m cord AB. Neglecting the mass of the collar and cord, determine (a) the smallest constant acceleration Aa for which the cord and the rod lie in a straight line, (b) the corresponding tension in the cord.
