Transformers The primary coil of a transformer is connected to a 60 V ac source. The secondary coil is connected to a 330 load. The turns ratio is 3:1. What is the secondary voltage? 20 V 2 V 180 V 18 V 20 V 2 V 180 V 18 V ANSWER DOWNLOAD EXAMIANS APP
Transformers Negative voltage regulation is indicative that the load is capacitive only None of these inductive only inductive or resistive capacitive only None of these inductive only inductive or resistive ANSWER DOWNLOAD EXAMIANS APP
Transformers Which winding of the transformer has less cross-sectional area? Primary winding Low voltage winding High voltage winding Secondary winding Primary winding Low voltage winding High voltage winding Secondary winding ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following 3 phase connections of transformer create disturbances in communication systems Delta/Delta Star/Delta Delta/Star Star/Star Delta/Delta Star/Delta Delta/Star Star/Star ANSWER DOWNLOAD EXAMIANS APP
Transformers A common method of colling a power transformer is Air blast cooling Oil cooling Natural air cooling Any of the listed here Air blast cooling Oil cooling Natural air cooling Any of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers The flux in the core of a single phase transformer is _____ Purely rotating one Partly alternating and partly rotating Purely alternating one None of the listed here Purely rotating one Partly alternating and partly rotating Purely alternating one None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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