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Belt-Driven System
A belt transfers power between at least two pulleys — the driver pulley moves the belt, and the driven pulley is moved by it.
Compound Pulley (Block and Tackle)
A system combining fixed and movable pulleys to reduce effort and increase mechanical advantage, making it easier to lift heavy loads.
Fixed Pulley
A pulley that is attached to a fixed support and changes the direction of force without altering the mechanical advantage.
Movable Pulley
A pulley that is attached to the load, allowing it to reduce the effort needed by increasing mechanical advantage.
Pulley
A grooved wheel that uses a rope, cord, chain, or cable to transmit energy and motion.