The elements of applied mathematics including kinetics, statics, and hydrostatics (1894)
Jessop, C. M. (Charles Minshall), 1861-1939 · London, New York, G. Bell and Sons; [etc.] · leaf 201
be all grooved in the samepiece? 183. Two other arrangements are usually described. The figures show arrangements of three pulleys, therebeing as many strings as pulleys. In I. each string is fastened to the supporting beam, inII. each string is fastened to the beam which supports theweight. Notice… … Fig. 115. Case I. The tensions of the strings being 2\, T^ and ^3, we havesince the tension of a string is the same throughout the tensions of the strings of the next pulley keep it inequilibrium, hence since they are parallel, by Art. 96 similarly T^ = 2T^ = 2^P, also Tf = 22s = 2=P. Thus…
Mechanics
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