A pulley is a wheel on an axle or shaft enabling a taut cable or belt passing over the wheel to move and change direction, or transfer power between itself and a shaft. A pulley may have a …

Dec 5, 2025 · Simple machine - Pulley, Screw: A pulley is a wheel that carries a flexible rope, cord, cable, chain, or belt on its rim. Pulleys are used singly or in combination to transmit …

Pulleys, blocks and tackles. A pulley is a device that can increase the magnitude of an effort force.

Jan 9, 2015 · Middle English poley, pully, from Anglo-French pulie, probably ultimately from Greek polos axis, pole — more at pole

Apr 21, 2025 · A simple explanation of how pulley wheels help you lift more weight.

A pulley is a wheel that carries a flexible rope, cord, cable, chain, or belt on its rim. Pulley is used singly or in combination to transmit energy

Jan 18, 2022 · What is a pulley simple machine. How does it make work easier. Learn its types, examples, mechanical advantage, uses, & applications.

The idea of dividing and redirecting a force can allow a pully to produce a mechanical advantage. In the image below, the weight is divided by two, and redirected.

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Master pulleys in physics-discover types, formulas, real-life uses & ace exams. Learn with Vedantu's expert tips!