Transformers A transformer has a 1:6 turns ratio and a secondary coil load resistance of 470 . The load resistance as seen by the source is 7.8 Ω 78 Ω 13 Ω 1.3 Ω 7.8 Ω 78 Ω 13 Ω 1.3 Ω ANSWER DOWNLOAD EXAMIANS APP
Transformers Which winding in a transformer has more number of turns? Primary winding Low voltage winding Secondary winding High voltage winding Primary winding Low voltage winding Secondary winding High voltage winding ANSWER DOWNLOAD EXAMIANS APP
Transformers The power efficiency of a lightning transformer is always ______its all day efficiency. Equal to Less than Higher than None of the listed here Equal to Less than Higher than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer the resistance between its primary and secondary is 1000 ohms 1 ohm Infinite Zero 1000 ohms 1 ohm Infinite Zero ANSWER DOWNLOAD EXAMIANS APP
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 Which of the following 3 phase connections of transformer create disturbances in communication systems Delta/Delta Star/Star Delta/Star Star/Delta Delta/Delta Star/Star Delta/Star Star/Delta ANSWER DOWNLOAD EXAMIANS APP
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