It is a wheel with a rope moving grove around it
Pulley machine type of many! Machine have many pulley, many pulley machine! Type machine, many pulley type. Pulleys, type pulley machine many type. Machine.
what is the function of a pulley in a sewing machine
Yes, pulley is a simple machine.
description of pulley machine
A pulley isn't a kind of simple machine, it is a simple machine
pulley
simple machine
A pulley.
A flagpole is a pulley.
The bicycle is not a simple machine, there are too many interacting moving parts.
No it is not. A belt, for example, goes around a pulley.
lever What type of simple machine is a tong?