Transformers Primary winding of a transformer is always a low voltage winding is always a high voltage winding None of these could either be a low voltage or high voltage winding is always a low voltage winding is always a high voltage winding None of these could either be a low voltage or high voltage winding ANSWER DOWNLOAD EXAMIANS APP
Transformers Power transformers are generally designed to have maximum efficiency around 10% overload half-load no-load near full-load 10% overload half-load no-load near full-load ANSWER DOWNLOAD EXAMIANS APP
Transformers The path of the magnetic flux in transformer should have low resistance high resistance low reactance high reluctance low resistance high resistance low reactance high reluctance ANSWER DOWNLOAD EXAMIANS APP
Transformers The no load primary current is about ______of full load primary current. 30-40% 3-5% Above 40% 15-30% 30-40% 3-5% Above 40% 15-30% ANSWER DOWNLOAD EXAMIANS APP
Transformers The power transformer is a constant Power device Main flux device Current device Voltage device Power device Main flux device Current device Voltage device ANSWER DOWNLOAD EXAMIANS APP
Transformers Natural air cooling is generally restricted for transformers up to 15 MVA 1.5 MVA 50 MVA 5 MVA 15 MVA 1.5 MVA 50 MVA 5 MVA ANSWER DOWNLOAD EXAMIANS APP
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