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Bitmap Image  |  1998-11-26  |  158.3 KB  |  519x370  |  8-bit (110 colors)  |  [Data/DKPB]
   ocr: PULLEY FLIPPER TECHNICAL NOTES on Pulleys and Forces How does a pulley work? How do wo pulleys work? Whats the price for increasing force? How does a pulley transfer energy What is a chain hoist?