A pulley system is a simple machine that consists of a grooved wheel and a rope or cable. It is used to change the direction or magnitude of a force.
Topic 86gH0dQq1UHlDs_vyTYYt: AP Physics 1 Multiple Choice Questions
Pulley System cheat sheet for homework
Mechanical Advantage: The mechanical advantage of a pulley system refers to how much it multiplies the input force.
Fixed Pulley: A fixed pulley is attached to an immovable object and only changes the direction of the force.
Movable Pulley: A movable pulley is attached to the object being lifted and moves along with it, reducing the effort needed.