Transformers Which of the following 3 phase connections of transformer create disturbances in communication systems Delta/Star Delta/Delta Star/Star Star/Delta Delta/Star Delta/Delta Star/Star Star/Delta ANSWER DOWNLOAD EXAMIANS APP
Transformers No-load on a transformer is carried out to determine copper loss magnetising current efficiency of the transformer magnetising current and loss copper loss magnetising current efficiency of the transformer magnetising current and loss ANSWER DOWNLOAD EXAMIANS APP
Transformers The iron core is used to ______of the transformer. None of the listed here Reduce core loss Increase the wight Provide tight magnetic coupling None of the listed here Reduce core loss Increase the wight Provide tight magnetic coupling ANSWER DOWNLOAD EXAMIANS APP
Transformers The all day efficiency of a transformer is ______ the commercial efficiency. None of the listed here Less than The same as More than None of the listed here Less than The same as More than ANSWER DOWNLOAD EXAMIANS APP
Transformers Two things which are same for primary and secondary of transformer are ______ None of the listed here Ampere turns and voltage per turns Resistance and leakage reactances Currents and induced voltages None of the listed here Ampere turns and voltage per turns Resistance and leakage reactances Currents and induced voltages ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following parts of a transformer is visible from outside? Bushings Secondary winding Core Primary winding Bushings Secondary winding Core Primary winding ANSWER DOWNLOAD EXAMIANS APP
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