A text book of elementary mechanics, for the use of colleges and schools (1881)
Dana, Edward Salisbury, 1849-1935 · New York, J. Wiley & sons · leaf 247
use of the single fixedpulley, but it serves to change thedirection of the force applied. Thetension on the beam at a is equal to 2P. 219. Single Movable Pulley with Parallel Strings. In the single movable pulleij with parallel strings the Weightis twice the Power. The tension on both sides of…
Mechanics
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