Transformers The primary and secondary windings are wound on the top of each other in order to reduce ______ Copper losses Leakage reactance Winding resistance Iron losses Copper losses Leakage reactance Winding resistance Iron losses ANSWER DOWNLOAD EXAMIANS APP
Transformers No-load current of a transformer has has small magnitude and low power factor has high magnitude and high power factor has high magnitude and low power factor has small magnitude and high power factor has small magnitude and low power factor has high magnitude and high power factor has high magnitude and low power factor has small magnitude and high power factor ANSWER DOWNLOAD EXAMIANS APP
Transformers The principle of working of transformer is Mutual induction Self induction Dynamic induction Static induction Mutual induction Self induction Dynamic induction Static induction ANSWER DOWNLOAD EXAMIANS APP
Transformers The approximate efficiency of a large transformer is 65% 50% 80% 95% 65% 50% 80% 95% ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following acts as a protection against high voltage surges due to lightning and switching? Conservator Horn gaps Breather Thermal overload relays Conservator Horn gaps Breather Thermal overload relays ANSWER DOWNLOAD EXAMIANS APP
Transformers The power efficiency of a lightning transformer is always ______its all day efficiency. Less than Equal to Higher than None of the listed here Less than Equal to Higher than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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