What is the principle of an electric motor? Name some of the devices in which electric motors are used.
What is the principle of an electric motor? Name some of the devices in which electric motors are used.

Answer:

The electric motor works on the Fleming left-hand rule. Hold the fingers, middle finger, and thumb of the left hand at right angles. The forefinger shows the magnetic field, the middle finger the current, and the thumb the force acting on the conductor.