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What is the efficiency of the transformer in the below circuit? V pri 120 V. rms 15 Vrms w R₁ 100 Ω

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter7: Alternating Current, Power Distribution, And Voltage Systems

Section: Chapter Questions

Problem 7RQ

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What is the efficiency of the transformer in the below circuit?
V pri
120 V.
rms
15 Vrms
w
R₁
100 Ω

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