InterviewSolution
Saved Bookmarks
| 1. |
What is the principle of an electric motor ? |
| Answer» Solution :An electric motor is based on the principle that a current-carrying CONDUCTOR experiences a FORCE when PLACED in a MAGNETIC field. If the direction of the magnetic field and that of the current are mutually perpendicular then the direction of the force is GIVEN by Fleming.s left-hand rule. | |