Hall, Edwin Herbert, 1855-1938 · New York, H. Holt and company · leaf 68
ig. 34. Will two equalweights balance each other under these conditions ? The questionis quickly answered by trial, and by turning the pulley a little oneway or the other we can try the experiment with A in a variety ofpositions. (2) Next try the effect of a horizontal pull, P, applied by a… … Fig. 35. cause the spring of the balance does not now support the weight ofthe hook 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…
Physics
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