Transformers The maximum load that a power transformer can carry is limited by its voltage ratio copper loss temperature rise dielectric strength of oil voltage ratio copper loss temperature rise dielectric strength of oil ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following is not a fitting on a transformer? Buchholz's relay Breather Commutator Conservator Buchholz's relay Breather Commutator Conservator ANSWER DOWNLOAD EXAMIANS APP
Transformers When load on a transformer is increased, the eddy current _____ Is decreased None of the listed here Remains unchanged Is increased Is decreased None of the listed here Remains unchanged Is increased ANSWER DOWNLOAD EXAMIANS APP
Transformers The no load primary current is about ______of full load primary current. 3-5% 15-30% 30-40% Above 40% 3-5% 15-30% 30-40% Above 40% ANSWER DOWNLOAD EXAMIANS APP
Transformers When secondary of a current transformer is open-circuited its iron core will be cool as there is no secondary current none of above will happen hot because of heavy iron losses taking place in it due to high flux density hot because primary will carry heavy current cool as there is no secondary current none of above will happen hot because of heavy iron losses taking place in it due to high flux density hot because primary will carry heavy current ANSWER DOWNLOAD EXAMIANS APP
Transformers Sumpner's test is conducted on transformer to determine Temperature None of the listed here All day efficiency Stray losses Temperature None of the listed here All day efficiency Stray losses ANSWER DOWNLOAD EXAMIANS APP
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