Transformers A transformer will work on Dc only AC as well as DC None of the listed here Ac only Dc only AC as well as DC None of the listed here Ac only ANSWER DOWNLOAD EXAMIANS APP
Transformers What is the approximate efficiency of large transformers? 95 % 75% 65% 85% 95 % 75% 65% 85% ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary leakage flux links _____ Primary winding only None of the listed here Both primary and secondary windings Secondary winding only Primary winding only None of the listed here Both primary and secondary windings Secondary winding only ANSWER DOWNLOAD EXAMIANS APP
Transformers The principle of working of transformer is Dynamic induction Mutual induction Self induction Static induction Dynamic induction Mutual induction Self induction Static induction ANSWER DOWNLOAD EXAMIANS APP
Transformers In a certain loaded transformer, the secondary voltage is one-fourth the primary voltage. The secondary current is one-fourth the primary current and equal to the primary current one-fourth the primary current equal to the primary current four times the primary current one-fourth the primary current and equal to the primary current one-fourth the primary current equal to the primary current four times the primary current ANSWER DOWNLOAD EXAMIANS APP
Transformers The no load primary current is about ______of full load primary current. 30-40% 3-5% 15-30% Above 40% 30-40% 3-5% 15-30% Above 40% ANSWER DOWNLOAD EXAMIANS APP
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