answersLogoWhite

0

Pulleys reduce the force required to lift heavy objects.

User Avatar

Wiki User

12y ago

What else can I help you with?

Related Questions

What is the use for pulley?

It could be used to pull ships onto land and to get water from a well. Archimedes invented the compound pulley in ancient Greece.


Who discovered pulley?

The simple pulley was invented in ancient times by an unknown person. The compound pulley was invented by Archimedes.


How do you use pulley for automobile?

pulley for what?


Is a pulley an ancient greek invention?

yes , yes it is


What is the history of the pulley?

the pulley was invented in ancient Sicily around 250 BC. The ancient Egyptian wooden four lobe pinion pulley was used to construct the Giza Pyramids around 2600 BC. This pulley surrounds its load and is unlike anything in the modern world. It operates with a mechanical advantage of 2.8 (MA=2.8) on the CLASS 2 lever principle. When hoisted the pulley with load rotates and climbs stepped structures with positive engagements of pulley lobes with steps. This is earliest machine known using "rack and pinion" mechanical technology. Google four lobe pinion pulley


When was the pulley first used by humans?

The exact date of when pulleys were first used by humans is not known, but evidence suggests it was utilized in ancient Mesopotamia around 1500 BCE. Pulleys were later further developed by the ancient Greeks and Romans for various tasks such as lifting heavy objects and constructing buildings.


What type of pulley can you use to change the direction of the effort force?

Fixed Pulley and Compound Pulley.


How do you remove a pulley?

To remove a pulley, you typically need to use a pulley puller tool. First, release tension on the belt connected to the pulley. Then, follow the specific instructions for your vehicle or equipment to use the pulley puller to gently remove the pulley without damaging surrounding components.


Can you use belt and pulley in two wheelers?

It would depend on what you want to use the belt and pulley for


Does a pulley use friction?

No, a pulley does not use friction. Pulleys are simple machines that use a wheel and axle to redirect the force applied to them. Friction is not necessary for a pulley to work properly.


How do you remove the crank pulley on Mitsubishi 3.0 v-6?

remove all belts,tensioners etc, remove pulley bolt, use HARMONIC BALENCER PULLEY to remove - DO NOT USE NORMAL PULLEY REMOVER - must be pulled from center of pulley not from outer edge


Where was the pulley discovered?

Nobody Knows for sure I think Ancient Greece, it was discovered by Archimedes