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Why did Archimedes invent the compound pulley?
Archimedes invent the compound pulley around 250 BC. The invention was to utilize leverage to make moving a heavy object easier.
How can pulleys make life easier?
The pulley makes work of lifting easier then lifting by hand.
How does a fixes pulley make doing work easier?
it deacreases the input force
What are the uses of compound machines?
To make life easier.
What are uses of compound machines?
To make life easier.
What is important about a pulley?
Pulleys make lifting things easier. example: If you want to lift 100kg you don't want to lift it with your hands, so you use a pulley. The best choice would be to use a pulley with 4 wheels. Using this would make the effort to lift the 100kg about 75% easier. So lifting the 100 kg with a pulley would make the object be about 25 kg. That is why pulleys are important.
How does a fixed pulley make work easier?
A fixed pulley does not make the force applied easier, it changes the direction of this force. For example, instead of bending over and lifting and object, a fixed pulley lets you lift it by pulling down on a rope.
How do simple machines help compound machines?
its make our life easier
How do simple and compound machines help us?
its make our life easier
What would a fixed pulley be used for?
A fixed pulley is typically used to change the direction of an applied force. It can make it easier to lift heavy objects by allowing you to pull down on the rope instead of lifting the object directly.
How does a pulley make your life easier?
A pulley can make your life easier by allowing you to lift heavy objects with less effort. By utilizing the mechanical advantage provided by a pulley system, you can distribute the weight of the load across multiple ropes and pulleys, reducing the amount of force required to lift the object. This can make tasks like lifting furniture, hoisting equipment, or raising sails much more manageable.
What kind of a simple machine is a crane?
A crane is a compound machine that combines multiple simple machines, such as pulleys and levers, to lift and move heavy objects. It typically relies on the principles of mechanical advantage to make it easier to lift loads.
