Transformers In which of the following transformer part of primary winding also serves as the secondary winding? Auto transformer Step-up transformer Current transformer Potential transformer Auto transformer Step-up transformer Current transformer Potential transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers Natural oil cooling is used for transformers upto a rating of 1000 kVA 500 kVA 3000 kVA 250 kVA 1000 kVA 500 kVA 3000 kVA 250 kVA ANSWER DOWNLOAD EXAMIANS APP
Transformers The flux in the core of a single phase transformer is _____ Purely alternating one None of the listed here Purely rotating one Partly alternating and partly rotating Purely alternating one None of the listed here Purely rotating one Partly alternating and partly rotating ANSWER DOWNLOAD EXAMIANS APP
Transformers No-load on a transformer is carried out to determine magnetising current and loss efficiency of the transformer copper loss magnetising current magnetising current and loss efficiency of the transformer copper loss magnetising current ANSWER DOWNLOAD EXAMIANS APP
Transformers The eddy current loss in a transformer is directly proportional to _______. Thickness of core lamination The supply frequency Square of thickness of core lamination The flux density in the core Thickness of core lamination The supply frequency Square of thickness of core lamination The flux density in the core ANSWER DOWNLOAD EXAMIANS APP
Transformers Which winding in a transformer has more number of turns? Low voltage winding Primary winding High voltage winding Secondary winding Low voltage winding Primary winding High voltage winding Secondary winding ANSWER DOWNLOAD EXAMIANS APP
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