A 15-kVA, 60 Hz, 240/120 V transformer has a core loss of 350 W. The full load copper loss is 650 W. Determine the primary load current at maximum efficiency. a. 42.4 A b. 44.2 A c. 45. 8 A d. 40. 2 A
A 15-kVA, 60 Hz, 240/120 V transformer has a core loss of 350 W. The full load copper loss is 650 W. Determine the primary load current at maximum efficiency. a. 42.4 A b. 44.2 A c. 45. 8 A d. 40. 2 A
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 3.4MCQ: An ideal transformer has no real or reactive power loss. (a) True (b) False
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63. A 15-kVA, 60 Hz, 240/120 V transformer has a core loss of 350 W. The full load copper loss is 650 W. Determine the primary load current at maximum efficiency.
a. 42.4 A
b. 44.2 A
c. 45. 8 A
d. 40. 2 A
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