Transformers The open circuit test on a transformer gives _______ Copper losses Total losses Friction losses Iron losses Copper losses Total losses Friction losses Iron losses ANSWER DOWNLOAD EXAMIANS APP
Transformers The flux in the core of a single phase transformer is _____ None of the listed here Purely rotating one Purely alternating one Partly alternating and partly rotating None of the listed here Purely rotating one Purely alternating one Partly alternating and partly rotating ANSWER DOWNLOAD EXAMIANS APP
Transformers The approximate efficiency of a large transformer is 50% 80% 65% 95% 50% 80% 65% 95% ANSWER DOWNLOAD EXAMIANS APP
Transformers The noise produced by a transformer is termed as buzz hum zoom ringing buzz hum zoom ringing ANSWER DOWNLOAD EXAMIANS APP
Transformers A certain transformer has 400 turns in the primary winding and 2,000 turns in the secondary winding. The turns ratio is 0.2 5 0.4 25 0.2 5 0.4 25 ANSWER DOWNLOAD EXAMIANS APP
Transformers A step up transformer increases Power Voltage Frequency Current Power Voltage Frequency Current ANSWER DOWNLOAD EXAMIANS APP
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