Star/star transformers work satisfactorily when________________?

Related Mcqs:

The path of a magnetic flux in a transformer should have______________?

A. high resistance B. high reluctance C. low resistance D. low reluctance...

Helical coils can be used on___________?

A. low voltage side of high kVA transformers B. high frequency transformers C. high voltage side of small capacity transformers D. high voltage side of high kVA rating transformers...

Which of the following property is not necessarily desirable in the material for transformer core ?

A. Mechanical strength B. Low hysteresis loss C. High thermal conductivity D. High permeability...

Which of the following loss in a transformer is zero even at full load ____________?

A. Core loss B. Friction loss C. Eddy current loss D. Hysteresis loss...

Which of the following acts as a protection against high voltage surges due to lightning and switching ?

A. Horn gaps B. Thermal overload relays C. Breather D. Conservator...