Friday 31 July 2015

What is a electric motor

Most electric motors operate through the interaction between an . A secondary school revision resource for Edexcel GCSE Science about electricity in the real world and the cost of electricity. You can find them in everything from electric trains to remote-controlled cars—and you might be surprised how common they are. How many electric motors are there in the room with . You might be surprised to find out just how much work is done by electric motors.

Find out how electric motors get stuff moving.

If you have ever played with magnets you know about the fundamental law of all magnets: Opposites attract andrepel.

So if you have two bar magnets with their ends marked north and south, then the north end of one . A dynamo or an electric generator does the reverse: it changes mechanical movement into electric energy. Most of the electric motors work by using the force of magnetism. But, an electric motor may work using different types of forces. The short answer to this question is that electric motors convert electrical energy into magnetic energy, and then into rotational force.


But it is clearly not that simple. How they work, types of motors and electric motor history. They come in many different sizes and configurations. Some electric motors are powerful enough to drive entire vehicles and others are so tiny that they can fit in the . In this lesson, you will learn what an electric motor is, how it works, and examine some examples of how electric motors are used in everyday life.


To understand how an electric motor works, the key is to understand how the electromagnet works. See How Electromagnets Work for complete details. You can understand how things work in the motor by imagining the following scenario. An electromagnet is the basis of an electric motor.


Look around your house and you will find that it is filled with electric motors. They transform electrical energy into mechanical energy. A motor is nothing but an electro-mechanical device that converts electrical energy to mechanical energy.


Its because of motors, life is what it . Get information, facts, and pictures about electric motor at Encyclopedia. Make research projects and school reports about electric motor easy with credible articles from our FREE, online encyclopedia and dictionary. The various types of electric . At that time it was still open . Brushed motors were the first commercially important application of electric power to driving mechanical energy, and DC distribution systems were used for more than 1years to operate motors in . The WMagnet motors are Super Premium efficiency motors with permanent magnets. Compared to an induction motor of the same output and spee the volume .

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