EEE :: Transformers
- Iron loss of a transformer can be measured by
- Efficiency of a power transformer is of the order of
- Which of the following property is not necessarily desirable in the material for transformer core?
- Which of the following properties is not necessarily desirable for the material for transformer core?
- Natural air cooling is generally restricted for transformers up to
- Reduction in core losses and increase in permeability are obtained with transformer employing
- Harmonics in transformer result in
- The efficiency of a transformer, under heavy loads, is comparatively low because
- In a power or distribution transformer about 10 per cent end turns are heavily insulated
- Which winding in a transformer has more number of turns?