Transformers The primary coil of a transformer is connected to a 60 V ac source. The secondary coil is connected to a 330 load. The turns ratio is 3:1. What is the secondary voltage? 18 V 180 V 20 V 2 V 18 V 180 V 20 V 2 V ANSWER DOWNLOAD EXAMIANS APP
Transformers Distribution transformers are generally designed for maximum efficiency around Zero load 50% load 25% load 90% load Zero load 50% load 25% load 90% load ANSWER DOWNLOAD EXAMIANS APP
Transformers The temperature rise of transformer is directly proportional to _______ Leakage reactance Reactive power None of the listed here Apparent power Leakage reactance Reactive power None of the listed here Apparent power ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer will have zero efficiency at Full load None of the listed here No load Half full load Full load None of the listed here No load Half full load ANSWER DOWNLOAD EXAMIANS APP
Transformers Which winding in a transformer has more number of turns? Primary winding Low voltage winding High voltage winding Secondary winding Primary winding Low voltage winding High voltage winding Secondary winding ANSWER DOWNLOAD EXAMIANS APP
Transformers The turns ratio required to match an 80 source to a 320 load is 2 80 20 4 2 80 20 4 ANSWER DOWNLOAD EXAMIANS APP
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