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A device used to lift something heavy. By using a pulley, you half the effective weight.
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∙ 9y ago
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What is the simple machine used to hoist the flag?
Rope and pulley.
How is a flagpole a pulley system?
When you pull up the flag you pull it up by the rope. The rope has a pulley on it. So the actual poll is not a pulley but it has a pulley system on it
How do you feed the rope through a clothes pulley?
i have acquired a clothes pulley and do not know how to feed the rope through for operation
What pulley raises sails on boats?
A pulley doesn't raise or hoist sails. A pulley is just a wheel that eases a change in direction of a rope. It is a rope that hoists or raises sails. A rope for this purpose is called a Halyard.
When you want to pull to lift something the main advantage of passing a rope upward and through a single pulley rather than just up over the branch of a tree is that the pulley?
The rope pulled over the branch is hampered by the rope's friction over the branch. The same rope pulled over a pulley is not affected by friction as the pulley wheel will turn as the rope is pulled.
What kind of rope is used in a fixed pulley?
A single continuous rope that is known as block and tackle is used. A fixed pulley changes the direction of the force on a belt or rope.
What does a pulley do with force?
A pulley directs the force in a rope into a new direction.
What is the mechanical advantage of a combined pulley?
A ratio that is the number of falls of rope in the system, apart from the rope between head-pulley and winch or you.
What is the part called where the rope lies on a pulley?
The grooves on the pulley wheel
What are all the parts of a pulley?
a pulley is a wheel with a groove along with a rope or chain.
What is pulley?
A pulley is consists of groved a over which a string or rope passes...by sherezade
Machine that utilizes a wheel and rope?
A pulley.
