A shell-type transformer has_________?

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...

In a given transformer for given applied voltage, losses which remain constant irrespective of load changes are______________?

A. friction and windage losses B. copper losses C. hysteresis and eddy current losses D. none of the above...

If the percentage impedances of the two transformers working in parallel are different, then______________________?

A. transformers will be overheated B. power factors of both the transformers will be same C. parallel operation will be not possible D. parallel operation will still be possible, but the power factors at which the two transformers operate will be different from the power factor of the common load...

The magnetising current of a transformer is usually small because it has___________?

A. small air gap B. large leakage flux C. laminated silicon steel core D. fewer rotating parts...

The function of breather in a transformer is___________?

A. to provide oxygen inside the tank B. to cool the coils during reduced load C. to cool the transformer oil D. to arrest flow of moisture when outside air enters the transformer...