Transformers The eddy current loss in a transformer is directly proportional to _______. Thickness of core lamination The flux density in the core Square of thickness of core lamination The supply frequency Thickness of core lamination The flux density in the core Square of thickness of core lamination The supply frequency ANSWER DOWNLOAD EXAMIANS APP
Transformers The path of the magnetic flux in transformer should have high reluctance low resistance low reactance high resistance high reluctance low resistance low reactance high resistance ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer operates poorly at very low frequencies because _____ Magnetising current is abnormally high Permeability of core is increased None of the listed here Primary reactance is too much increased Magnetising current is abnormally high Permeability of core is increased None of the listed here Primary reactance is too much increased ANSWER DOWNLOAD EXAMIANS APP
Transformers No-load current of a transformer has has high magnitude and high power factor has high magnitude and low power factor has small magnitude and high power factor has small magnitude and low power factor has high magnitude and high power factor has high magnitude and low power factor has small magnitude and high power factor has small magnitude and low power factor ANSWER DOWNLOAD EXAMIANS APP
Transformers Natural air cooling is generally restricted for transformers up to 5 MVA 15 MVA 1.5 MVA 50 MVA 5 MVA 15 MVA 1.5 MVA 50 MVA ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following parts of a transformer is visible from outside? Bushings Primary winding Core Secondary winding Bushings Primary winding Core Secondary winding ANSWER DOWNLOAD EXAMIANS APP
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