Transformers Natural oil cooling is used for transformers upto a rating of 1000 kVA 250 kVA 3000 kVA 500 kVA 1000 kVA 250 kVA 3000 kVA 500 kVA ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following is not a part of transformer installation? Buchholz relay Exciter Conservator Breather Buchholz relay Exciter Conservator Breather ANSWER DOWNLOAD EXAMIANS APP
Transformers Primary winding of a transformer is always a high voltage winding is always a low voltage winding could either be a low voltage or high voltage winding None of these is always a high voltage winding is always a low voltage winding could either be a low voltage or high voltage winding None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers The maximum load that a power transformer can carry is limited by its dielectric strength of oil voltage ratio temperature rise copper loss dielectric strength of oil voltage ratio temperature rise copper loss 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
Transformers The permissible flux density in case of cold rolled grain oriented steel is around 4.7 Wb/m² 1.7 Wb/m² 3.7 Wb/m² 2.7 Wb/m² 4.7 Wb/m² 1.7 Wb/m² 3.7 Wb/m² 2.7 Wb/m² ANSWER DOWNLOAD EXAMIANS APP
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