Transformers Power transformers are generally designed to have maximum efficiency around near full-load no-load half-load 10% overload near full-load no-load half-load 10% overload ANSWER DOWNLOAD EXAMIANS APP
Transformers An open-circuit test on a transformer is conducted primarily to measure insulation resistance total loss core loss copper loss insulation resistance total loss core loss copper loss ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following is not a part of transformer installation? Breather Buchholz relay Conservator Exciter Breather Buchholz relay Conservator Exciter ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer will work on Dc only None of the listed here Ac only AC as well as DC Dc only None of the listed here Ac only AC as well as DC ANSWER DOWNLOAD EXAMIANS APP
Transformers A certain transformer has a turns ratio of 1 and a 0.85 coefficient of coupling. When 2 V ac is applied to the primary, the secondary voltage is 0.85 V 0 V 1.7 V 1 V 0.85 V 0 V 1.7 V 1 V ANSWER DOWNLOAD EXAMIANS APP
Transformers The dielectric strength of transformer oil is expected to be 33 kV 100 kV 330 kV lkV 33 kV 100 kV 330 kV lkV ANSWER DOWNLOAD EXAMIANS APP
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