Transformers The flux in the core of a single phase transformer is _____ Purely alternating one Partly alternating and partly rotating Purely rotating one None of the listed here Purely alternating one Partly alternating and partly rotating Purely rotating one None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers The permissible flux density in case of cold rolled grain oriented steel is around 3.7 Wb/m² 2.7 Wb/m² 4.7 Wb/m² 1.7 Wb/m² 3.7 Wb/m² 2.7 Wb/m² 4.7 Wb/m² 1.7 Wb/m² ANSWER DOWNLOAD EXAMIANS APP
Transformers We can find _______of the transformer with open circuit test. Total equivalent leakage reactance Turn ratio Copper losses Total equivalent resistance Total equivalent leakage reactance Turn ratio Copper losses Total equivalent resistance ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer is an efficient device because Uses capacitive coupling Uses electric coupling A static device Uses inductive coupling Uses capacitive coupling Uses electric coupling A static device Uses inductive coupling ANSWER DOWNLOAD EXAMIANS APP
Transformers A tap changer is used on a transformer for None of the listed here Adjustments in secondary voltage Adjustment in primary voltage Adjustment in both primary and secondary None of the listed here Adjustments in secondary voltage Adjustment in primary voltage Adjustment in both primary and secondary ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer the energy is conveyed from primary to secondary by the flux through air through cooling coil None of these by the flux through air through cooling coil None of these ANSWER DOWNLOAD EXAMIANS APP
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