A balanced lever arm rests on a fulcrum at its center. A 600-lb force is applied 5 ft from the fulcrum. To maintain equilibrium, how far from the fulcrum, on the other lever arm, should a 1200-lb force be applied?
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The Answer of A balanced lever arm rests on a fulcrum at its center. A 600-lb force is applied 5 ft from the fulcrum. To maintain equilibrium, how far from the fulcrum, on the other lever arm, should a 1200-lb force be applied?
Solution:

A Balanced Lever Arm Rests on a Fulcrum at Its