Transformers The power transformer is a constant Power device Main flux device Current device Voltage device Power device Main flux device Current device Voltage device ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer transfers electrical energy from primary to secondary usually with a change in ______ Voltage Frequency Power Time period Voltage Frequency Power Time period ANSWER DOWNLOAD EXAMIANS APP
Transformers Efficiency of a power transformer is of the order of 50 per cent 25 per cent 98 per cent 100 per cent 50 per cent 25 per cent 98 per cent 100 per cent ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer will work on None of the listed here Dc only Ac only AC as well as DC None of the listed here Dc only Ac only AC as well as DC ANSWER DOWNLOAD EXAMIANS APP
Transformers The amount of copper in the primary is _______that of secondary. Smaller than None of the listed here About the same as Greater than Smaller than None of the listed here About the same as Greater than ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer having ratings less than 5kVA are generally ______ Natural air cooled None of the listed here Oil cooled Water cooled Natural air cooled None of the listed here Oil cooled Water cooled ANSWER DOWNLOAD EXAMIANS APP
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