Electrical Knowledge by Sachin Sir

Q) The direction of rotation of a synchronous motor can be reversed by reversing

Q) An electric motor in which both the rotor and stator fields rotates with the same speed is called __________ motor.

Q) The number of slip rings on a squirrel cage induction motor is usually

Q) Slip rings of slip ring induction motor are usually made of

Q) An induction motor works with A) DC only B) AC Only C) Both AC & DC D) None of these

Q) The frame of an induction motor is made of

Q) find the missing term.. 9,27,31,155,161,1127, ??

Q) Formula of Sag in transmission lines