3. The primary and secondary windings of a 30 kVA, 6000/230 V transformer have resistances of 10 and 0-016 2 respectively. The total reactance of the transformer referred to the primary is 23 2. Calculate the percentage voltage regulation of the transformer when supplying full-load current at a p.f. 0-8 lagging. [2.55 %]

3. The primary and secondary windings of a 30 kVA, 6000/230 V transformer have resistances of 10 and 0-016 2 respectively. The total reactance of the transformer referred to the primary is 23 2. Calculate the percentage voltage regulation of the transformer when supplying full-load current at a p.f. 0-8 lagging. [2.55 %]

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter3: Power Transformers

Section: Chapter Questions

Problem 3.32MCQ

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