Back emf effect in motor
Back emf effect Motor The emf induced which opposes the emf running the motor is called the back emf of …
Back emf effect Motor The emf induced which opposes the emf running the motor is called the back emf of …
D.C. Motor It is a device that converts electrical energy into mechanical energy. Principle When the current-carrying coil is placed …
The torque produced in the coil due to the current in the coil which opposes the rotational motion of the …
DC Generator It is a device that converts mechanical energy into electrical energy and produces direct current and direct emf. …
Alternating Current Generator It is a device that converts mechanical energy into electrical energy and generates alternating current is called …
Energy Stored in an Inductor Consider a coil connected to a battery through switch S. When the switch is turned …
Self Induction The phenomenon in which a changing current in a coil produces an induced emf in the same coil …
Mutual induction The phenomenon in which a changing current in one coil produces an induced emf in another coil is …
Lenz’s law and direction of induced EMF The direction of the induced current is always such to oppose the change …
Faraday’s Law The average induced emf in conducting coil of the N loop is equal to the negative of N …