An another word for a pulley is a sheave or a drum,
I used a pulley to lift the large log.
the word pulley device that for easy movement of objects
2
Pulley has different physics. Pulley is used to lift heavy objects.
Double pulley systems are different from the one pulley system because the weight is now attacked to a pulley instead of an anchor. Another pulley is used to take some of the weight. A two pulley system only requires half the effort as a single pulley system.
The origin of the word pulley is Middle English: from Old French polie, probably from a medieval Greek diminutive of polos 'pivot, axis.'
Sheave is another name for the entire pulley, rather than the indentation.
sheave
Pulleys is the plural form; the singular is pulley.
yes, it is a simple machine
yes look it up on dictionary.com
My heart felt as if being lifted up on strings by a pulley.