59. Which of the following is the most probable impedance of a 100MW alternator? а. 5% b. 100% с. 10% d. 20% 73. A 10 MVA, 13.8 KV/ 480V, 5% impedance, wye-grounded delta secondary transformer serves an industrial customer. The phase A conductor on the secondary side accidentally touches a grounded point. What is the fault current? a). 80,000 A b). 120,000 A c). 50, 000 A d). O

59. Which of the following is the most probable impedance of a 100MW alternator? а. 5% b. 100% с. 10% d. 20% 73. A 10 MVA, 13.8 KV/ 480V, 5% impedance, wye-grounded delta secondary transformer serves an industrial customer. The phase A conductor on the secondary side accidentally touches a grounded point. What is the fault current? a). 80,000 A b). 120,000 A c). 50, 000 A d). O

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

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.11P

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