Transformers The dielectric strength of transformer oil is expected to be 330 kV lkV 33 kV 100 kV 330 kV lkV 33 kV 100 kV ANSWER DOWNLOAD EXAMIANS APP
Transformers Losses which occur in rotating electric machines and do not occur in trans formers are friction and windage losses hysteresis and eddy current losses magnetic losses copper losses friction and windage losses hysteresis and eddy current losses magnetic losses copper losses ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following is the main advantage of an auto-transformer over a two winding transformer? Hysteresis losses are reduced Eddy losses are totally eliminated Saving in winding material Copper losses are negligible Hysteresis losses are reduced Eddy losses are totally eliminated Saving in winding material Copper losses are negligible ANSWER DOWNLOAD EXAMIANS APP
Transformers Primary winding of a transformer is always a high voltage winding could either be a low voltage or high voltage winding None of these is always a low voltage winding is always a high voltage winding could either be a low voltage or high voltage winding None of these is always a low voltage winding ANSWER DOWNLOAD EXAMIANS APP
Transformers Negative voltage regulation is indicative that the load is None of these inductive or resistive capacitive only inductive only None of these inductive or resistive capacitive only inductive only ANSWER DOWNLOAD EXAMIANS APP
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