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to gain mechanical advantage. So you dont need to apply as much force to move something.
A pulley halves the ammount of force needed, but you need to pull a rope twice as far to move the object the same distance.
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∙ 14y ago
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Who invented the compound pulley?
obama
What are facts about pulleys?
Made from a wheel and rope. Used to moved loadsOne interesting fact about a pulley is that Archimedes invented it!a pulley is made from a wheel and a rope
Greek scientist who discovered the principal of the lever and invented the double pulley and a catapult?
Archimedes is the Greek scientist who discovered the principle of the lever and invented the double pulley. He did not invent the catapult but he did improve it. He also discovered the when an object is place in fluid, the volume of the fluid that is displaced is equal to the volume of the object.
What kind of pulley can increase the effort force?
simple pulley simple pulley
What type of machine is used to get a flag up a flagpole?
a flag pole is a pulley
What year was the compound pulley invented?
the pulley was invented in the 1956
Who discovered pulley?
The simple pulley was invented in ancient times by an unknown person. The compound pulley was invented by Archimedes.
Did Archimedes perfect the lever and pulley?
maybe the pulley but not the lever he invented the pulley but not the lever
Who invented a pulley?
Archimedes
Who invented the compound pulley?
obama
Who invented the pulley system?
Archimedes
Where was the pulley invented?
very early times
Did the Egyptians invent the first pulley?
yes they did they did i have a history degree. Sorry but the first pulley was not invented by the Egyptians it was invented by Archimedes of Syracuse in around 250 BCE.
Who was the Hellenistic Greek mathematician who invented the compound pulley?
Archimedes
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 invented the lever pulley wheel and axle inclined plane wedge and screw?
Archimedes invented the six simple machines.
What are facts about pulleys?
Made from a wheel and rope. Used to moved loadsOne interesting fact about a pulley is that Archimedes invented it!a pulley is made from a wheel and a rope
