Transformers The primary and secondary windings are wound on the top of each other in order to reduce ______ Leakage reactance Winding resistance Copper losses Iron losses Leakage reactance Winding resistance Copper losses Iron losses ANSWER DOWNLOAD EXAMIANS APP
Transformers A step up transformer increases Frequency Voltage Current Power Frequency Voltage Current Power ANSWER DOWNLOAD EXAMIANS APP
Transformers Auto-transformer makes effective saving on copper and copper losses, when its transformation ratio is great than one approximately equal to one less than one None of these great than one approximately equal to one less than one None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers Natural air cooling is generally restricted for transformers up to 5 MVA 50 MVA 15 MVA 1.5 MVA 5 MVA 50 MVA 15 MVA 1.5 MVA ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer having ratings less than 5kVA are generally ______ Oil cooled Natural air cooled Water cooled None of the listed here Oil cooled Natural air cooled Water cooled None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers Sumpner's test is conducted on transformers to determine None of these all-day efficiency temperature stray losses None of these all-day efficiency temperature stray losses ANSWER DOWNLOAD EXAMIANS APP
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