A transformer can have zero voltage regulation at______________?

Related Mcqs:

Primary winding of a transformer________________?

A. is always a low voltage winding B. is always a high voltage winding C. could either be a low voltage or high voltage winding D. none of the above...

What will happen if the transformers working in parallel are not connected with regard to polarity ?

A. The power factor of the two trans-formers will be different from the power factor of common load B. Incorrect polarity will result in dead short circuit C. The transformers will not share load in proportion to their kVA ratings D. none of the above...

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...

The path of the magnetic flux in transformer should have____________?

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

During open circuit test of a transformer:

A. primary is supplied rated voltage B. primary is supplied full-load current C. primary is supplied current at reduced voltage D. primary is supplied rated kVA...