wheel beingthree times that of the axle. Wind a cordaround the wheel and another in the oppositedirection around the axle. Suspend a weight of 6 lbs. from theaxle and another of 2 lbs. from the wheel. These two weightsbalance, showing that W \ P \\Pa\ Wa. A careful study of the ex-periment also… … Work and Energy. 35 Experiment 20. — Suspend a single pulley as in Fig. 19. Thentake a string with two equal weights of 30 lbs. each attached to theends, and place it overthe pulley. The twoweights balance eachother. Move one, calledthe power, dow^nward,wdiile the other, theweight, will go…
Physics
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