A 1000 VA transformer has core loss of 15W and copper loss at half load of 5W. Calculate the full load efficiency at 0.9 pf lagging.
A 1000 VA transformer has core loss of 15W and copper loss at half load of 5W. Calculate the full load efficiency at 0.9 pf lagging.
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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13. A 1000 VA transformer has core loss of 15W and copper loss at half
load of 5W. Calculate the full load efficiency at 0.9 pf lagging.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F809efae5-471e-47f0-8e72-220d49a964e3%2Fa12e6ffd-b521-49cf-b074-b1d07b226ed8%2Ffhuj2f_processed.jpeg&w=3840&q=75)
Transcribed Image Text:(e) MaximumfAux-
13. A 1000 VA transformer has core loss of 15W and copper loss at half
load of 5W. Calculate the full load efficiency at 0.9 pf lagging.
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