Transformers A no-load test is performed on a transformer to determine magnetising current and loss magnetising current core loss efficiency copper loss magnetising current and loss magnetising current core loss efficiency copper loss 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? 88 V 7.3 V 880 V 73 V 88 V 7.3 V 880 V 73 V ANSWER DOWNLOAD EXAMIANS APP
Transformers Distribution transformers are generally designed for maximum efficiency around 90% load 50% load 25% load Zero load 90% load 50% load 25% load Zero load ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary and secondary windings are wound on the top of each other in order to reduce ______ Copper losses Leakage reactance Winding resistance Iron losses Copper losses Leakage reactance Winding resistance Iron losses ANSWER DOWNLOAD EXAMIANS APP
Transformers Short circuit test on transformers is conducted to determine core losses copper losses eddy current losses hysteresis losses core losses copper losses eddy current losses hysteresis losses ANSWER DOWNLOAD EXAMIANS APP
Transformers Cores of large transformers are built upto nearly circular cross section in order to reduce Copper loss Iron losses Leakage reactance Eddy current loss Copper loss Iron losses Leakage reactance Eddy current loss ANSWER DOWNLOAD EXAMIANS APP
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