The inherent rotation to the electric motor is the basis of the functioning of most appliances, and so this rotational motion is obvious, the example we have the operation of the fans or mixers constantly remains an undercover much, and we can also mention the presence of electric motor agitators in the washing machines or electric windows of some cars.
Electric motors are found in various sizes and shapes, each appropriate to its function.
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Some of these engines operate with direct current which has the CC / DC logo and engines are powered by batteries or battery or any suitable power source, other equipment require alternating current CA / AC and are powered directly by the household power grid and finally engines working indifferently to the two types of chains.