Transformers The maximum flux produced in the core of a transformer is ______ Inversely proportional to primary voltage None of the listed here Inversely proportional to supply frequency Directly proportional to supply frequency Inversely proportional to primary voltage None of the listed here Inversely proportional to supply frequency Directly proportional to supply frequency ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary and secondary of a transformer are ______ coupled. Magnetically Electrically and magnetically None of the listed here Electrically Magnetically Electrically and magnetically None of the listed here Electrically ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following property is not necessarily desirable in the material for transformer core? High permeability Mechanical strength Low hysteresis loss High thermal conductivity High permeability Mechanical strength Low hysteresis loss High thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Transformers By laminating the core of a transformer, we decrease _____ Leakage reactance Hysteresis loss Eddy current loss Copper loss Leakage reactance Hysteresis loss Eddy current loss Copper loss ANSWER DOWNLOAD EXAMIANS APP
Transformers Distribution transformers are generally designed for maximum efficiency around 25% load 50% load Zero load 90% load 25% load 50% load Zero load 90% load ANSWER DOWNLOAD EXAMIANS APP
Transformers Power transformers are generally designed to have maximum efficiency around near full-load no-load 10% overload half-load near full-load no-load 10% overload half-load ANSWER DOWNLOAD EXAMIANS APP
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