The power transformer is a constant______________?

Related Mcqs:

The permissible flux density in case of cold rolled grain oriented steel is around__________?

A. 1.7 Wb/m2 B. 2.7 Wb/m2 C. 3.7 Wb/m2 D. 4.7 Wb/m2...

The thickness of laminations used in a transformer is usually____________?

A. 0.4 mm to 0.5 mm B. 4 mm to 5 mm C. 14 mm to 15 mm D. 25 mm to 40 mm...

A Buchholz relay can be installed on______________?

A Buchholz relay can be installed on A. auto-transformers B. air-cooled transformers C. welding transformers D. oil cooled transformers...

A transformer can have zero voltage regulation at______________?

A. leading power factor B. lagging power factor C. unity power factor D. zero power factor...

A good voltage regulation of a transformer means________________?

A good voltage regulation of a transformer means A. output voltage fluctuation from no load to full load is least B. output voltage fluctuation with power factor is least C. difference between primary and secondary voltage is least D. difference between primary and secondary voltage is maximum...