12. A 600 kVA, 2000/200V transformer has a primary winding resistance of 0.6N and a secondary winding resistance of 0.001 Q. The iron loss is 1.6 kW. If the power factor of the load is 0.8, determine the efficiency of the transformer on half load. Also, find the regulation, if the secondary voltage is 183V.

12. A 600 kVA, 2000/200V transformer has a primary winding resistance of 0.6N and a secondary winding resistance of 0.001 Q. The iron loss is 1.6 kW. If the power factor of the load is 0.8, determine the efficiency of the transformer on half load. Also, find the regulation, if the secondary voltage is 183V.

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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