. A text book of elementary mechanics, for the use of colleges and schools. PULLEY. 233 must act is equal to 6A. Hence = and W— 6P; or, in general, TT = nP. 6. Third System of Pulleys. Suppose that the weightis raised (Fig. 174) a height/*; then, since the pulleyD is fixed, the pulley C will on this account move downa distance h; but, since the point c also rises a height h> vf&izW&r. &3

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Keywords: ., bookcentury1800, bookdecade1880, booksubjectmechanics, bookyear18