Transformers What is the coefficient of coupling for a transformer in which 4% of the total flux generated in the primary does not pass through the secondary? 9.6 4 0.96 0.4 9.6 4 0.96 0.4 ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following 3 phase connections of transformer create disturbances in communication systems Star/Delta Delta/Star Star/Star Delta/Delta Star/Delta Delta/Star Star/Star Delta/Delta ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following is not a part of transformer installation? Conservator Buchholz relay Exciter Breather Conservator Buchholz relay Exciter Breather ANSWER DOWNLOAD EXAMIANS APP
Transformers How many primary volts must be applied to a transformer with a turns ratio of 0.1 to obtain a secondary voltage of 9 V? 0.9 V 900 V 90 V 9 V 0.9 V 900 V 90 V 9 V ANSWER DOWNLOAD EXAMIANS APP
Transformers The iron core is used to ______of the transformer. Provide tight magnetic coupling Increase the wight None of the listed here Reduce core loss Provide tight magnetic coupling Increase the wight None of the listed here Reduce core loss ANSWER DOWNLOAD EXAMIANS APP
Transformers The highest voltage for transmitting electrical power in india is 33 kV 132 kV 400 kV 66 kV 33 kV 132 kV 400 kV 66 kV ANSWER DOWNLOAD EXAMIANS APP
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