Transformers A transformer transfers electrical energy from primary to secondary usually with a change in ______ Power Voltage Time period Frequency Power Voltage Time period Frequency ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer is an efficient device because it _______ Is a static device Uses capacitive coupling Uses electric coupling Uses inductive coupling Is a static device Uses capacitive coupling Uses electric coupling Uses inductive coupling ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary leakage flux links _____ Primary winding only Secondary winding only Both primary and secondary windings None of the listed here Primary winding only Secondary winding only Both primary and secondary windings None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following 3 phase connections of transformer create disturbances in communication systems Delta/Star Star/Star Star/Delta Delta/Delta Delta/Star Star/Star Star/Delta Delta/Delta ANSWER DOWNLOAD EXAMIANS APP
Transformers The noise resulting from vibrations of laminations set by magnetic forces, is termed as Boo Magnetostriction Zoom Hum Boo Magnetostriction Zoom Hum ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary and secondary of a transformer are ______ coupled. Electrically and magnetically Electrically None of the listed here Magnetically Electrically and magnetically Electrically None of the listed here Magnetically ANSWER DOWNLOAD EXAMIANS APP
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