SOLUTION: A worker , tearing down a barn , uses a pinch bar 4ft long with the shorter end 2 in. from the fulcrum. If the worker can exert a force of 150lbs . at one end of the pinch bar, how
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Question 88802: A worker , tearing down a barn , uses a pinch bar 4ft long with the shorter end 2 in. from the fulcrum. If the worker can exert a force of 150lbs . at one end of the pinch bar, how great a force can he exert at the other end?(Note the differences in units, 2 in and 4 ft . Units must be the same when using the lever formula.) Answer by checkley75(3666) (Show Source):
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