snatch block
pulley is the simplest form of machine
It is a fixed pulley
A flagpole is a pulley.
Single movable pulley
A single moveable pulley.
No, a pencil sharpener is not a kind of pulley. A pencil sharpener is a tool used to sharpen pencils, while a pulley is a simple machine that consists of a wheel on an axle, used for lifting and moving objects.
The kind of pulley attached directly to the object being moved is known as a fixed pulley. It acts as a redirection point for the rope or cable, changing the direction of the force applied. However, it does not provide any mechanical advantage.
pulley
movable
pulley
pulley
The kind of pulley has an ideal machanical advantage of 2 is called "Movable Pulley". From, Bryan Hollick