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 flagpole is a pulley.
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?