Transformers The output current corresponding to the maximum efficiency for a transformer having core loss of 200 W and equivalent resistance referred to secondary of 0.5 Ω is 10 A 20 A 5 A 15 A 10 A 20 A 5 A 15 A ANSWER DOWNLOAD EXAMIANS APP
Transformers The core type transformer is generally suitable for ______ High voltage and high output None of the listed here Low voltage and high output High voltage and small output High voltage and high output None of the listed here Low voltage and high output High voltage and small output ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer, leakage flux Is negligible at full load Helps in transfer of energy Is minimised by interleaving the primary and secondary windings Produces mutually induced emf Is negligible at full load Helps in transfer of energy Is minimised by interleaving the primary and secondary windings Produces mutually induced emf ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following is not a part of transformer installation? Buchholz relay Breather Conservator Exciter Buchholz relay Breather Conservator Exciter ANSWER DOWNLOAD EXAMIANS APP
Transformers No-load on a transformer is carried out to determine copper loss magnetising current and loss efficiency of the transformer magnetising current copper loss magnetising current and loss efficiency of the transformer magnetising current ANSWER DOWNLOAD EXAMIANS APP
Transformers The efficiencies of transformers compared with that of electric motors of the same power are much higher about the same much smaller somewhat smaller much higher about the same much smaller somewhat smaller ANSWER DOWNLOAD EXAMIANS APP
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