Transformers By laminating the core of a transformer, we decrease _____ Eddy current loss Leakage reactance Hysteresis loss Copper loss Eddy current loss Leakage reactance Hysteresis loss Copper loss ANSWER DOWNLOAD EXAMIANS APP
Transformers When a 6 V battery is connected across the primary of a transformer with a turns ratio of 8, the secondary voltage is 6 V 48 V 0.75 V 0 V 6 V 48 V 0.75 V 0 V ANSWER DOWNLOAD EXAMIANS APP
Transformers Two things which are same for primary and secondary of transformer are ______ None of the listed here Ampere turns and voltage per turns Currents and induced voltages Resistance and leakage reactances None of the listed here Ampere turns and voltage per turns Currents and induced voltages Resistance and leakage reactances ANSWER DOWNLOAD EXAMIANS APP
Transformers If a transformer has 50 turns in the primary winding and 10 turns in the secondary winding, what is the reflective resistance if the secondary load resistance is 250 ? 62500 Ω 25 Ω 6250 Ω 250 Ω 62500 Ω 25 Ω 6250 Ω 250 Ω ANSWER DOWNLOAD EXAMIANS APP
Transformers Sumpner's test is conducted on transformer to determine All day efficiency Temperature None of the listed here Stray losses All day efficiency Temperature None of the listed here Stray losses ANSWER DOWNLOAD EXAMIANS APP
Transformers The approximate efficiency of a large transformer is 65% 95% 50% 80% 65% 95% 50% 80% ANSWER DOWNLOAD EXAMIANS APP
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