Electrical Machines Hysteresis loss is proportional to f2. f. f1.5. f3. f2. f. f1.5. f3. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In diesel engine, gas engine type of machine contains ___________________ pole type of alternator. cylindrical. salient. non uniform cylindrical. none of these. cylindrical. salient. non uniform cylindrical. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Fifth harmonic component of the induced voltage in three phase AC generator can be eliminated by using a winding pitch of 5 / 6. 6 / 7. 4 / 5. 2 / 3. 5 / 6. 6 / 7. 4 / 5. 2 / 3. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If any two leads from slip rings are interchanged in a 3 - Φ induction motor, the motor will run in a direction opposite to previous one. continue running in the same direction as before. not run. get damaged. run in a direction opposite to previous one. continue running in the same direction as before. not run. get damaged. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The interpoles in dc machines have a tapering shape in order to economise on the material required for interpoles and their windings increase the acceleration of commutation reduce the saturation in the interpole reduce the overall weight economise on the material required for interpoles and their windings increase the acceleration of commutation reduce the saturation in the interpole reduce the overall weight ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Transformer action requires a constant magnetic flux. alternating magnetic lux. alternating electric flux. increasing magnetic flux. constant magnetic flux. alternating magnetic lux. alternating electric flux. increasing magnetic flux. ANSWER DOWNLOAD EXAMIANS APP
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