Transformers Cores of large transformers are built upto nearly circular cross section in order to reduce Copper loss Iron losses Leakage reactance Eddy current loss Copper loss Iron losses Leakage reactance Eddy current loss ANSWER DOWNLOAD EXAMIANS APP
Transformers Power transformers are generally designed to have maximum efficiency around no-load 10% overload near full-load half-load no-load 10% overload near full-load half-load ANSWER DOWNLOAD EXAMIANS APP
Transformers Which type of winding is used in 3phase shell-type transformer? Rectangular type Sandwich type Cylindrical type Circular type Rectangular type Sandwich type Cylindrical type Circular type ANSWER DOWNLOAD EXAMIANS APP
Transformers The amount of copper in the primary is _______that of secondary. None of the listed here About the same as Greater than Smaller than None of the listed here About the same as Greater than Smaller than ANSWER DOWNLOAD EXAMIANS APP
Transformers Natural oil cooling is used for transformers up to a rating of 1000 kVA 500 kVA 250 kVA 3000 kVA 1000 kVA 500 kVA 250 kVA 3000 kVA ANSWER DOWNLOAD EXAMIANS APP
Transformers Losses which occur in rotating electric machines and do not occur in trans formers are friction and windage losses copper losses magnetic losses hysteresis and eddy current losses friction and windage losses copper losses magnetic losses hysteresis and eddy current losses ANSWER DOWNLOAD EXAMIANS APP
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