Transformers If a power transformer is operated at very high frequencies, then ______ None of the listed here Core losses will be excessive Primary reactance is too much increased Primary will draw large power None of the listed here Core losses will be excessive Primary reactance is too much increased Primary will draw large power ANSWER DOWNLOAD EXAMIANS APP
Transformers The highest voltage for transmitting electrical power in india is 400 kV 33 kV 66 kV 132 kV 400 kV 33 kV 66 kV 132 kV ANSWER DOWNLOAD EXAMIANS APP
Transformers The efficiency of a transformer will be maximum when ______ None of the listed here Leakage reactance of the two winding Copper loss is equal to constant loss Resistance of the two winding are equal None of the listed here Leakage reactance of the two winding Copper loss is equal to constant loss Resistance of the two winding are equal ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer will work on None of the listed here AC as well as DC Dc only Ac only None of the listed here AC as well as DC Dc only Ac only ANSWER DOWNLOAD EXAMIANS APP
Transformers Two things which are same for primary and secondary of transformer are ______ Currents and induced voltages Resistance and leakage reactances Ampere turns and voltage per turns None of the listed here Currents and induced voltages Resistance and leakage reactances Ampere turns and voltage per turns None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers Primary winding of a transformer is always a high voltage winding None of these is always a low voltage winding could either be a low voltage or high voltage winding is always a high voltage winding None of these is always a low voltage winding could either be a low voltage or high voltage winding ANSWER DOWNLOAD EXAMIANS APP