A Transformer transforms____________?

Related Mcqs:

The efficiency of a transformer will be maximum when_____________?

A. copper losses = hysteresis losses B. hysteresis losses = eddy current losses C. eddy current losses = copper losses D. copper losses = iron losses...

The chemical used in breather is_______________?

A. asbestos fiber B. silica sand C. sodium chloride D. silica gel...

Power transformers are generally designed to have maximum efficiency around__________?

A. no-load B. half-load C. near full-load D. 10% overload...

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...

Reduction in core losses and increase in permeability are obtained with transformer employing__________?

A. core built-up of laminations of cold rolled grain oriented steel B. core built-up of laminations of hot rolled sheet C. either of the above D. none of the above...