. Atwood's Machine. A 15.0-kg load of bricks hangs from one end of a rope that passes over a small, frictionless pulley. A 28.0- kg counterweight is suspended from the other end of the rope, as shown in the figure below. The system is released from rest. Calculate the acceleration and the tension in the rope if the 28 kg weight moves downward. 28.0 kg 15.0 kg
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