From the previous article, it is clear that if excitation is varied from very low (under excitation) to very high…
Hello Engineers. 1. In an alternator, voltage drops occurs in (A) armature resistance only (B) armature resistance and leakage…
There is a specific procedure of connecting synchronous machine to infinite bus bars. Infinite bus bar is one which keeps…
When synchronous motor is over excited it takes leading p.f. current. If synchronous motor is on no load, where load…
In the applications where high starting torque and constant speed are desired then synchronous induction motors can be used. It…
1. Direction of Rotation of Motor The magnitude of the force experienced by the conductor in a motor is given…
The voltage equation of a d.c. motor is given by, V = Eb + Ia Ra Multiplying both sides of the above…
Q. Principle of operation of a generator? A. An electric generator is a machine that converts mechanical energy into electrical…
1.Introduction An electric motor is a device which converts an electrical energy into a mechanical energy. The motors operating on…
The torque produced in the induction motor depends on the following factors : 1. The part of rotating magnetic field…