Transformers The efficiency of a transformer will be maximum when ______ Leakage reactance of the two winding None of the listed here Copper loss is equal to constant loss Resistance of the two winding are equal Leakage reactance of the two winding None of the listed here Copper loss is equal to constant loss Resistance of the two winding are equal ANSWER DOWNLOAD EXAMIANS APP
Transformers A step up transformer increases Voltage Current Frequency Power Voltage Current Frequency Power ANSWER DOWNLOAD EXAMIANS APP
Transformers We can find _______of the transformer with open circuit test. Turn ratio Total equivalent leakage reactance Copper losses Total equivalent resistance Turn ratio Total equivalent leakage reactance Copper losses Total equivalent resistance ANSWER DOWNLOAD EXAMIANS APP
Transformers The leakage flux in a transformer depends upon load current, voltage and frequency load current load current, voltage, frequency and power factor load current and voltage load current, voltage and frequency load current load current, voltage, frequency and power factor load current and voltage ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer has 200 W as iron loss at full load. The iron loss at full load. The iron loss at half full load will be 100 W 50 W 200 W 400 W 100 W 50 W 200 W 400 W ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer will work on Ac only Dc only None of the listed here AC as well as DC Ac only Dc only None of the listed here AC as well as DC ANSWER DOWNLOAD EXAMIANS APP
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