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