Question

what are the advantages of simple machine?give me 4 points ​

Answer 1

Answer:

A lever is a stiff board or bar that rests on a base called a fulcrum.

A pulley has a rope and wheels.

A wedge has a pointed end.

A wheel and an axle is a type of simple machine.

An inclined plane has a slope that takes you from a lower surface to a higher one.

you can write any four points from this

Explanation:

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Answer 2

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1. It makes or work easier, faster and more convenient.
2. It increases the amount of a force so that we can lift heavier objects or exert greater force with the help of simple machine.
3. Simple machines are useful because they reduce effort or extend the ability of people to perform tasks beyond their normal capabilities

$\large\tt\red{More \: info :- } \:$

• A machine is a device that helps us to do work with less effort in less time.
• A simple machine has few or no moving parts.
• Simple machines are basically classified into two groups, levers and inclined planes.
• Simple machines like the pulley, screw, wheel and axle and wedge come under these two categories.