Transformers A transformer will work on Ac only None of the listed here AC as well as DC Dc only Ac only None of the listed here AC as well as DC Dc only 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 How are transformers generally cooled for installations rated at less than 5kVA ? Oil cooled None of the listed here Water cooled Air cooled Oil cooled None of the listed here Water cooled Air cooled ANSWER DOWNLOAD EXAMIANS APP
Transformers An isolation transformer has primary to secondady turns ratio of 1:2 Can be any ratio 2:1 1:1 1:2 Can be any ratio 2:1 1:1 ANSWER DOWNLOAD EXAMIANS APP
Transformers The steel used for transformer core has Low hysteresis loss High silicon content All of the listed here High permeability Low hysteresis loss High silicon content All of the listed here High permeability ANSWER DOWNLOAD EXAMIANS APP
Transformers What is the approximate efficiency of large transformers? 65% 95 % 85% 75% 65% 95 % 85% 75% ANSWER DOWNLOAD EXAMIANS APP
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