Transformers Sumpner's test is conducted on transformer to determine Stray losses Temperature None of the listed here All day efficiency Stray losses Temperature None of the listed here All day efficiency ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer is an efficient device because A static device Uses electric coupling Uses inductive coupling Uses capacitive coupling A static device Uses electric coupling Uses inductive coupling Uses capacitive coupling ANSWER DOWNLOAD EXAMIANS APP
Transformers What is the approximate efficiency of large transformers? 85% 95 % 65% 75% 85% 95 % 65% 75% ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer having ratings less than 5kVA are generally ______ None of the listed here Natural air cooled Oil cooled Water cooled None of the listed here Natural air cooled Oil cooled Water cooled ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer transfers electrical energy from primary to secondary usually with a change in ______ Time period Voltage Frequency Power Time period Voltage Frequency Power ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following is not a fitting on a transformer? Conservator Breather Buchholz's relay Commutator Conservator Breather Buchholz's relay Commutator ANSWER DOWNLOAD EXAMIANS APP
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