Electrical Machines The speed of rotation of 5th harmonic component in the stator of an induction motor is (1 / 5) times the synchronous speed. (1 / 15) times the synchronous speed. 0.5 times the synchronous speed. 5 times the synchronous speed. (1 / 5) times the synchronous speed. (1 / 15) times the synchronous speed. 0.5 times the synchronous speed. 5 times the synchronous speed. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the actual arrangement of series wound generator? Armature and field both are connected. Armature winding is in series with load. Armature and field both are in series with the load. Armature and field both are parallel. Armature and field both are connected. Armature winding is in series with load. Armature and field both are in series with the load. Armature and field both are parallel. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For high current and low current rating which winding is employed to DC machine? None of above Lap winding Wave winding Both lap and wave winding None of above Lap winding Wave winding Both lap and wave winding ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following is minimized by laminating the core of a transformer? Hysteresis loss. Copper loss. Eddy current loss. Stray loss. Hysteresis loss. Copper loss. Eddy current loss. Stray loss. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Open circuit in a transformer is prefered with rated transformer voltage high frequency supply direct current rated transformer current rated transformer voltage high frequency supply direct current rated transformer current ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The shaft torque of a dc motor is less than the electromagnetic torque because of eddy current losses. mechanical losses. hysteresis losses. ohmic losses. eddy current losses. mechanical losses. hysteresis losses. ohmic losses. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS