Transformers A transformer will have zero efficiency at Half full load No load Full load None of the listed here Half full load No load Full load None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers Burden of a current transformer is usually expressed in Kilowatt Volts Volt amperes Amperes Kilowatt Volts Volt amperes Amperes ANSWER DOWNLOAD EXAMIANS APP
Transformers The eddy current loss in a transformer is directly proportional to _______. 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 The flux density in the core ANSWER DOWNLOAD EXAMIANS APP
Transformers The efficiencies of transformers compared with that of electric motors of the same power are much higher about the same somewhat smaller much smaller much higher about the same somewhat smaller much smaller ANSWER DOWNLOAD EXAMIANS APP
Transformers If a transformer core has air gaps, then, _________ Eddy current is increased Reluctance of magnetic path is decreased Hysteresis loss is decreased Magnetising current is greatly increased Eddy current is increased Reluctance of magnetic path is decreased Hysteresis loss is decreased Magnetising current is greatly increased ANSWER DOWNLOAD EXAMIANS APP
Transformers Harmonics in transformer result in increased core losses increased I2R losses magnetic interference with communication circuits All of the listed here increased core losses increased I2R losses magnetic interference with communication circuits All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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