Transformers Short circuit test on transformers is conducted to determine core losses eddy current losses copper losses hysteresis losses core losses eddy current losses copper losses hysteresis losses ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer having ratings less than 5kVA are generally ______ Natural air cooled Oil cooled None of the listed here Water cooled Natural air cooled Oil cooled None of the listed here Water cooled ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following parts of a transformer is visible from outside? Primary winding Secondary winding Core Bushings Primary winding Secondary winding Core Bushings ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer will work on Dc only Ac only AC as well as DC None of the listed here Dc only Ac only AC as well as DC None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers What is the approximate efficiency of large transformers? 65% 85% 95 % 75% 65% 85% 95 % 75% ANSWER DOWNLOAD EXAMIANS APP
Transformers If a transformer core has air gaps, then, _________ Magnetising current is greatly increased Reluctance of magnetic path is decreased Eddy current is increased Hysteresis loss is decreased Magnetising current is greatly increased Reluctance of magnetic path is decreased Eddy current is increased Hysteresis loss is decreased ANSWER DOWNLOAD EXAMIANS APP
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