What are the two kinds of a pulleys?
Pulley belongs to one of the class of Simple machines They are two types of pulleys 1. Fixed pulleys 2. Movable pulleys. Examples Fixed pulley : flag poles, sail boats, simple cranes, curtains in theatres, conveyor belt, simple line elevators Examples Movable pulley : Cranes , amusement park rides , elevators and cable cars using movable pulleys.