Hall, Edwin Herbert, 1855-1938 · New York, H. Holt and company · leaf 69
k and bar, which is about \ oz.). Find by experimentwhether the force P must be greater or less than, or equal to, thedirect pull of the weight W. (3) Balance a weight on one circle of the pulley by a weight onanother circle, and find the simple relation which holds between thebalancing weights and… … 56 PHYSICS. and to lift a weight a much greater distance than we couldwith a bar-lever no longer than the diameter of the pulley.In fact, the distance through which we can lift the weightby means of the pulley depends merely upon the length ofthe string that supports the weight. 60. Windlass,…
Physics
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