Transformers Which of the following parts of a transformer is visible from outside? Primary winding Secondary winding Bushings Core Primary winding Secondary winding Bushings Core ANSWER DOWNLOAD EXAMIANS APP
Transformers Short circuit test on transformers is conducted to determine eddy current losses copper losses core losses hysteresis losses eddy current losses copper losses core losses hysteresis losses ANSWER DOWNLOAD EXAMIANS APP
Transformers Auto-transformer makes effective saving on copper and copper losses, when its transformation ratio is approximately equal to one less than one None of these great than one approximately equal to one less than one None of these great than one ANSWER DOWNLOAD EXAMIANS APP
Transformers Which type of winding is used in 3phase shell-type transformer? Circular type Cylindrical type Sandwich type Rectangular type Circular type Cylindrical type Sandwich type Rectangular type ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following property is not necessarily desirable in the material for transformer core? High permeability Mechanical strength Low hysteresis loss High thermal conductivity High permeability Mechanical strength Low hysteresis loss High thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Transformers Which winding of the transformer has less cross-sectional area? Primary winding Low voltage winding Secondary winding High voltage winding Primary winding Low voltage winding Secondary winding High voltage winding ANSWER DOWNLOAD EXAMIANS APP