Friday, July 9, 2010

Generators and motors

Let us learn what are Generators and motors,
Generators and motors

Generators and motors are applications of electromagnetic
induction
. Figure illustrates a simple electric generator.



A simple electric generator.

The crank represents a mechanical method of turning the loop of wire in a magnetic field. The change in magnetic flux through the loop generates an induced current; thus, the generator converts mechanical energy into electrical energy. The operation of a motor is similar to that of a generator but in reverse. The motor has similar physical components except that the electric current supplied to the loop exerts a torque, which turns the loop. The motor, therefore, converts electrical energy into mechanical energy.
Hope the above explanation was useful.

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