Transformers The secondary of a current transformer is always short-circuited under operating conditions because it None of these avoids core saturation and high voltage induction protects the primary circuit is safe to human beings None of these avoids core saturation and high voltage induction protects the primary circuit is safe to human beings ANSWER DOWNLOAD EXAMIANS APP
Transformers An ideal transformer is one which has a common core for its primary and secondary windings interleaved primary and secondary windings no losses and magnetic leakage core of stainless steel and winding of pure copper metal a common core for its primary and secondary windings interleaved primary and secondary windings no losses and magnetic leakage core of stainless steel and winding of pure copper metal ANSWER DOWNLOAD EXAMIANS APP
Transformers The no load primary current is about ______of full load primary current. 15-30% 3-5% Above 40% 30-40% 15-30% 3-5% Above 40% 30-40% ANSWER DOWNLOAD EXAMIANS APP
Transformers Primary winding of a transformer could either be a low voltage or high voltage winding None of these is always a low voltage winding is always a high voltage winding could either be a low voltage or high voltage winding None of these is always a low voltage winding is always a high voltage winding ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following insulating materials can withstand the highest temperature safely? Asbestos Cellulose Mica Glass fibre Asbestos Cellulose Mica Glass fibre ANSWER DOWNLOAD EXAMIANS APP
Transformers A certain transformer has 400 turns in the primary winding and 2,000 turns in the secondary winding. The turns ratio is 25 0.2 0.4 5 25 0.2 0.4 5 ANSWER DOWNLOAD EXAMIANS APP
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