Transformers The dielectric strength of transformer oil is expected to be 100 kV lkV 33 kV 330 kV 100 kV lkV 33 kV 330 kV ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer the energy is conveyed from primary to secondary None of these through cooling coil through air by the flux None of these through cooling coil through air by the flux ANSWER DOWNLOAD EXAMIANS APP
Transformers The steel used for transformer core has All of the listed here High permeability High silicon content Low hysteresis loss All of the listed here High permeability High silicon content Low hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary and secondary windings are wound on the top of each other in order to reduce ______ Winding resistance Iron losses Leakage reactance Copper losses Winding resistance Iron losses Leakage reactance Copper losses ANSWER DOWNLOAD EXAMIANS APP
Transformers Auto-transformer makes effective saving on copper and copper losses, when its transformation ratio is approximately equal to one great than one less than one None of these approximately equal to one great than one less than one None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers The eddy current loss in a transformer is directly proportional to _______. The flux density in the core Thickness of core lamination Square of thickness of core lamination The supply frequency The flux density in the core Thickness of core lamination Square of thickness of core lamination The supply frequency ANSWER DOWNLOAD EXAMIANS APP
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