Question

What is pulley and lever?
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Answer 1

Answer:

☞Pulley is a simple machine and comprises of a wheel on a fixed axle, with a groove along the edges to guide a rope or cable. The “Wheel and axle” solves this problem in jiffy!

☞The lever is one of the most basic forms of a machine. They help us lift loads with lesser effort.

Explanation:

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Answer 2

Answer:

Both Pulley and lever are simple machines.

Pulley : A pulley is a grooved wheel with a rope or cable around it . The most common use of a pulley is to draw water from a well.A pulley also changes the direction of force applied. When we pull the rope downwards at one end the pot of water at the other goes upwards.

Lever : A lever is a stiff bar that rests on a support called the fulcrum . There are three types of levers.First class lever , Second class lever and Third class lever.

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