Transformers Which of the following protection is normally not provided on small distribution transformers? Overcurrent protection Overfluxing protection All of these Buchholz relay Overcurrent protection Overfluxing protection All of these Buchholz relay ANSWER DOWNLOAD EXAMIANS APP
Transformers Sumpner's test is conducted on transformers to determine temperature stray losses all-day efficiency None of these temperature stray losses all-day efficiency None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers When load on a transformer is decreased, ______loss is decreased Eddy current Copper Hysteresis Friction Eddy current Copper Hysteresis Friction ANSWER DOWNLOAD EXAMIANS APP
Transformers The iron core is used to ______of the transformer. Reduce core loss Provide tight magnetic coupling None of the listed here Increase the wight Reduce core loss Provide tight magnetic coupling None of the listed here Increase the wight ANSWER DOWNLOAD EXAMIANS APP
Transformers How are transformers generally cooled for installations rated at less than 5kVA ? Water cooled None of the listed here Air cooled Oil cooled Water cooled None of the listed here Air cooled Oil cooled ANSWER DOWNLOAD EXAMIANS APP
Transformers The principle of working of transformer is Static induction Mutual induction Self induction Dynamic induction Static induction Mutual induction Self induction Dynamic induction ANSWER DOWNLOAD EXAMIANS APP
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