 | University of Cambridge - 1838 - عدد الصفحات: 496
...Mechanical Powers, Definition of Wheel and Axle. Prop. 10. There is an equilibrium upon the wheel and axle when the power is to the weight as the radius of the axle to the radius of the wheel. Definition of Pulley. Prop. 11. In the single moveable pulley where the... | |
 | Luke Hebert - 1829 - عدد الصفحات: 392
...PRACTICAL. By GG WARD, Machine Maker. (Continued from p. 93. ) PROPOSITION IX. In the single moveable pulley there will be an equilibrium, when the power is to the weight as 112. Fig. 19. , — N ' • ~ For the pulley a 6 (Fig. 19) is obviously reducible to a lever of the... | |
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There is an equilibrium upon the wheel and axle when the power is to the weight as the radius of the axle to the radius of the wheel. 
