Transformers The primary and secondary of a transformer are ______ coupled. Electrically Electrically and magnetically Magnetically None of the listed here Electrically Electrically and magnetically Magnetically None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers A certain transformer has a turns ratio of 1 and a 0.85 coefficient of coupling. When 2 V ac is applied to the primary, the secondary voltage is 0 V 1.7 V 1 V 0.85 V 0 V 1.7 V 1 V 0.85 V ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following parts of a transformer is visible from outside? Secondary winding Core Bushings Primary winding Secondary winding Core Bushings Primary winding ANSWER DOWNLOAD EXAMIANS APP
Transformers The all day efficiency of a transformer is also called its Current efficiency Energy efficiency Power efficiency None of the listed here Current efficiency Energy efficiency Power efficiency None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers Material used for construction of transformer core is usually Aluminium Copper Wood Silicon steel Aluminium Copper Wood Silicon steel ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary leakage flux links _____ Primary winding only Both primary and secondary windings None of the listed here Secondary winding only Primary winding only Both primary and secondary windings None of the listed here Secondary winding only ANSWER DOWNLOAD EXAMIANS APP
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