Transformers Which winding in a transformer has more number of turns? High voltage winding Low voltage winding Primary winding Secondary winding High voltage winding Low voltage winding Primary winding Secondary winding ANSWER DOWNLOAD EXAMIANS APP
Transformers The no load ratio of a 50 Hz single phase transformer is 6000/250 V. The maximum flux in the core is 0.06 Wb. What is the number of primary turns? 900 210 450 350 900 210 450 350 ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following parts of a transformer is visible from outside? Primary winding Core Bushings Secondary winding Primary winding Core Bushings Secondary winding ANSWER DOWNLOAD EXAMIANS APP
Transformers If a transformer core has air gaps, then, _________ Reluctance of magnetic path is decreased Magnetising current is greatly increased Hysteresis loss is decreased Eddy current is increased Reluctance of magnetic path is decreased Magnetising current is greatly increased Hysteresis loss is decreased Eddy current is increased ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary leakage flux links _____ Both primary and secondary windings None of the listed here Secondary winding only Primary winding only Both primary and secondary windings None of the listed here Secondary winding only Primary winding only ANSWER DOWNLOAD EXAMIANS APP
Transformers The efficiencies of transformers compared with that of electric motors of the same power are much higher much smaller somewhat smaller about the same much higher much smaller somewhat smaller about the same ANSWER DOWNLOAD EXAMIANS APP
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