Transformers The principle of working of transformer is Mutual induction Dynamic induction Static induction Self induction Mutual induction Dynamic induction Static induction Self induction ANSWER DOWNLOAD EXAMIANS APP
Transformers Efficiency of a power transformer is of the order of 100 per cent 50 per cent 98 per cent 25 per cent 100 per cent 50 per cent 98 per cent 25 per cent ANSWER DOWNLOAD EXAMIANS APP
Transformers A certain transformer has a turns ratio of 1 and a 0.85 coefficient of coupling. When 2 V ac is applied to the primary, the secondary voltage is 1 V 1.7 V 0.85 V 0 V 1 V 1.7 V 0.85 V 0 V ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following 3 phase connections of transformer create disturbances in communication systems Delta/Delta Star/Star Delta/Star Star/Delta Delta/Delta Star/Star Delta/Star Star/Delta ANSWER DOWNLOAD EXAMIANS APP
Transformers The path of the magnetic flux in transformer should have low resistance high reluctance low reactance high resistance low resistance high reluctance low reactance high resistance ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer having ratings less than 5kVA are generally ______ Natural air cooled Oil cooled Water cooled None of the listed here Natural air cooled Oil cooled Water cooled None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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