Transformers In a transformer the resistance between its primary and secondary is 1000 ohms Zero Infinite 1 ohm 1000 ohms Zero Infinite 1 ohm ANSWER DOWNLOAD EXAMIANS APP
Transformers The power efficiency of a lightning transformer is always ______its all day efficiency. Equal to Higher than None of the listed here Less than Equal to Higher than None of the listed here Less than ANSWER DOWNLOAD EXAMIANS APP
Transformers To step 110 V ac down to 20 V ac, the turns ratio must be 5.5 18 0.018 0.18 5.5 18 0.018 0.18 ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer is an efficient device because A static device Uses electric coupling Uses capacitive coupling Uses inductive coupling A static device Uses electric coupling Uses capacitive coupling Uses inductive coupling ANSWER DOWNLOAD EXAMIANS APP
Transformers An ideal transformer is one which has core of stainless steel and winding of pure copper metal no losses and magnetic leakage a common core for its primary and secondary windings interleaved primary and secondary windings core of stainless steel and winding of pure copper metal no losses and magnetic leakage a common core for its primary and secondary windings interleaved primary and secondary windings ANSWER DOWNLOAD EXAMIANS APP
Transformers The highest voltage for transmitting electrical power in india is 33 kV 66 kV 400 kV 132 kV 33 kV 66 kV 400 kV 132 kV ANSWER DOWNLOAD EXAMIANS APP
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