Transformers By laminating the core of a transformer, we decrease _____ Hysteresis loss Eddy current loss Copper loss Leakage reactance Hysteresis loss Eddy current loss Copper loss Leakage reactance ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary leakage flux links _____ Both primary and secondary windings Secondary winding only Primary winding only None of the listed here Both primary and secondary windings Secondary winding only Primary winding only None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following protection is normally not provided on small distribution transformers? Overfluxing protection Buchholz relay Overcurrent protection All of these Overfluxing protection Buchholz relay Overcurrent protection All of these ANSWER DOWNLOAD EXAMIANS APP
Transformers In an auto transformer, the primary and secondary are _____ coupled. Magnetically as well as electrically Only magnetically Only electrically None of the listed here Magnetically as well as electrically Only magnetically Only electrically None of the listed here 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 one-fourth the primary current and equal to the primary current equal to the primary current four times the primary current one-fourth the primary current one-fourth the primary current and equal to the primary current equal to the primary current four times the primary current ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer with a 110 V primary has a 15:1 turns ratio. The load resistance, RL, is 120 . What is the approximate voltage across the load? 73 V 7.3 V 88 V 880 V 73 V 7.3 V 88 V 880 V ANSWER DOWNLOAD EXAMIANS APP
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