Transformers To step 110 V ac down to 20 V ac, the turns ratio must be 0.18 18 0.018 5.5 0.18 18 0.018 5.5 ANSWER DOWNLOAD EXAMIANS APP
Transformers A step up transformer increases Power Current Voltage Frequency Power Current Voltage Frequency ANSWER DOWNLOAD EXAMIANS APP
Transformers A Buchholz relay can be installed on Auto transformer Oil cooled transformer Air-cooled transformer Welding transformer Auto transformer Oil cooled transformer Air-cooled transformer Welding transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers Efficiency of a power transformer is of the order of 25 per cent 100 per cent 50 per cent 98 per cent 25 per cent 100 per cent 50 per cent 98 per cent ANSWER DOWNLOAD EXAMIANS APP
Transformers The all day efficiency of a transformer is ______ the commercial efficiency. Less than None of the listed here The same as More than Less than None of the listed here The same as More than ANSWER DOWNLOAD EXAMIANS APP
Transformers The dielectric strength of transformer oil is expected to be 33 kV 100 kV lkV 330 kV 33 kV 100 kV lkV 330 kV ANSWER DOWNLOAD EXAMIANS APP
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