Light Pulley
Definition
A light pulley is a type of pulley that has negligible mass and friction, meaning it does not add any significant weight or resistance to the system it is used in.
Related terms
Tension: The force transmitted through a string, rope, or cable when it is pulled tight. It acts in opposite directions on each end of the string.
Mechanical Advantage: The ratio of output force to input force in a simple machine. In the case of a light pulley, it can increase mechanical advantage by changing the direction of applied force.
Torque: The rotational equivalent of force. In relation to a light pulley, torque refers to the turning effect produced by an applied force around its axis.
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Additional resources (1)
AP Physics 1 - Paragraph Length Response
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Cram Mode
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© 2024 Fiveable Inc. All rights reserved.
AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.