Transformers An open-circuit test on a transformer is conducted primarily to measure total loss copper loss core loss insulation resistance total loss copper loss core loss insulation resistance ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary and secondary of a transformer are ______ coupled. Electrically Magnetically Electrically and magnetically None of the listed here Electrically Magnetically Electrically and magnetically None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers The temperature rise of transformer is directly proportional to _______ None of the listed here Reactive power Apparent power Leakage reactance None of the listed here Reactive power Apparent power Leakage reactance ANSWER DOWNLOAD EXAMIANS APP
Transformers The maximum load that a power transformer can carry is limited by its copper loss voltage ratio temperature rise dielectric strength of oil copper loss voltage ratio temperature rise dielectric strength of oil ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary winding of a transformer has 110 V ac across it. What is the secondary voltage if the turns ratio is 8? 880 V 8.8 V 8,800 V 88 V 880 V 8.8 V 8,800 V 88 V ANSWER DOWNLOAD EXAMIANS APP
Transformers How are transformers generally cooled for installations rated at less than 5kVA ? None of the listed here Water cooled Oil cooled Air cooled None of the listed here Water cooled Oil cooled Air cooled ANSWER DOWNLOAD EXAMIANS APP
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