Transformers A transformer will work on Dc only Ac only AC as well as DC None of the listed here Dc only Ac only AC as well as DC None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers The secondary of a current transformer is always short-circuited under operating conditions because it protects the primary circuit avoids core saturation and high voltage induction None of these is safe to human beings protects the primary circuit avoids core saturation and high voltage induction None of these is safe to human beings ANSWER DOWNLOAD EXAMIANS APP
Transformers A Buchholz relay can be installed on Air-cooled transformer Oil cooled transformer Auto transformer Welding transformer Air-cooled transformer Oil cooled transformer Auto transformer Welding transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers The effect of leakage flux in a transformer is to ______ Decreases copper losses Cause voltage drop in the windings Increase copper losses None of the listed here Decreases copper losses Cause voltage drop in the windings Increase copper losses None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers The open circuit test on a transformer gives _______ Friction losses Copper losses Total losses Iron losses Friction losses Copper losses Total losses Iron losses 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 400 W 100 W 50 W 200 W 400 W 100 W 50 W 200 W ANSWER DOWNLOAD EXAMIANS APP
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