A single phase 1.1 KVA, 50 Hz, 220/110 transformer has an Iron losses = 80 W and equivalent resistance referred to low voltage side = 0.95 0. Its maximum efficiency at 0.7 :p.f. lagging is

Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
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Chapter7: Parallel Circuits
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Problem 4PP: Using the rules for parallel circuits and Ohmslaw, solve for the missing values....
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A single phase 1.1 KVA, 50 Hz, 220/110
transformer has an Iron losses = 80 W and
equivalent resistance referred to low voltage
side = 0.95 0. Its maximum efficiency at 0.7
:p.f. lagging is
Transcribed Image Text:A single phase 1.1 KVA, 50 Hz, 220/110 transformer has an Iron losses = 80 W and equivalent resistance referred to low voltage side = 0.95 0. Its maximum efficiency at 0.7 :p.f. lagging is
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