Transformers Negative voltage regulation is indicative that the load is inductive only capacitive only inductive or resistive None of these inductive only capacitive only inductive or resistive None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following property is not necessarily desirable in the material for transformer core? Low hysteresis loss Mechanical strength High thermal conductivity High permeability Low hysteresis loss Mechanical strength High thermal conductivity High permeability ANSWER DOWNLOAD EXAMIANS APP
Transformers Natural oil cooling is used for transformers upto a rating of 1000 kVA 500 kVA 250 kVA 3000 kVA 1000 kVA 500 kVA 250 kVA 3000 kVA ANSWER DOWNLOAD EXAMIANS APP
Transformers An ideal transformer is one which has interleaved primary and secondary windings a common core for its primary and secondary windings no losses and magnetic leakage core of stainless steel and winding of pure copper metal interleaved primary and secondary windings a common core for its primary and secondary windings no losses and magnetic leakage core of stainless steel and winding of pure copper metal ANSWER DOWNLOAD EXAMIANS APP
Transformers The main reason for generation of harmonics in a transformer could be fluctuating load saturation of core poor insulation mechanical vibrations fluctuating load saturation of core poor insulation mechanical vibrations ANSWER DOWNLOAD EXAMIANS APP
Transformers By laminating the core of a transformer, we decrease _____ Eddy current loss Hysteresis loss Copper loss Leakage reactance Eddy current loss Hysteresis loss Copper loss Leakage reactance ANSWER DOWNLOAD EXAMIANS APP
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