Transformers Open circuit test on transformers is conducted to determine eddy current losses hysteresis losses copper losses core losses eddy current losses hysteresis losses copper losses core losses ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer will work on Ac only Dc only AC as well as DC None of the listed here Ac only Dc only AC as well as DC None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers The turns ratio required to match an 80 source to a 320 load is 20 80 4 2 20 80 4 2 ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer oil must be free from Sludge Odour Gases Moisture Sludge Odour Gases Moisture ANSWER DOWNLOAD EXAMIANS APP
Transformers The mutual flux in a transformer remains constant at all loads because ______ Iron core is used Losses are small Applied voltage and frequency are constant Leakage flux is small Iron core is used Losses are small Applied voltage and frequency are constant Leakage flux is small ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer has a 1:6 turns ratio and a secondary coil load resistance of 470 . The load resistance as seen by the source is 78 Ω 7.8 Ω 13 Ω 1.3 Ω 78 Ω 7.8 Ω 13 Ω 1.3 Ω ANSWER DOWNLOAD EXAMIANS APP
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