Transformers A transformer has 200 W as iron loss at full load. The iron loss at full load. The iron loss at half full load will be 400 W 50 W 200 W 100 W 400 W 50 W 200 W 100 W ANSWER DOWNLOAD EXAMIANS APP
Transformers If a transformer core has air gaps, then, _________ Reluctance of magnetic path is decreased Hysteresis loss is decreased Eddy current is increased Magnetising current is greatly increased Reluctance of magnetic path is decreased Hysteresis loss is decreased Eddy current is increased Magnetising current is greatly increased ANSWER DOWNLOAD EXAMIANS APP
Transformers Noise level test in a transformer is a None of these routine test type test special test None of these routine test type test special test ANSWER DOWNLOAD EXAMIANS APP
Transformers Distribution transformers are generally designed for maximum efficiency around Zero load 90% load 50% load 25% load Zero load 90% load 50% load 25% load ANSWER DOWNLOAD EXAMIANS APP
Transformers A Buchholz relay can be installed on Welding transformer Oil cooled transformer Air-cooled transformer Auto transformer Welding transformer Oil cooled transformer Air-cooled transformer Auto transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers In which of the following transformer part of primary winding also serves as the secondary winding? Step-up transformer Potential transformer Current transformer Auto transformer Step-up transformer Potential transformer Current transformer Auto transformer ANSWER DOWNLOAD EXAMIANS APP
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