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4. A 50-kVA, 2400/480-kV single-phase transformer has primary and secondary winding parameters of 3.1+j10.5 N and 0.098+j0.34 Q. Determine the primary voltage and current and the voltage regulation during: a) 40% loading at 0.93 pf leading b) 75% loading at 0.86 pf lagging c) 95% loading at unity pf

4. A 50-kVA, 2400/480-kV single-phase transformer has primary and secondary winding parameters of 3.1+j10.5 N and 0.098+j0.34 Q. Determine the primary voltage and current and the voltage regulation during: a) 40% loading at 0.93 pf leading b) 75% loading at 0.86 pf lagging c) 95% loading at unity pf

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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4. A 50-kVA, 2400/480-kV single-phase transformer has primary and secondary winding parameters of 3.1+j10.5 Q and 0.098+j0.34 Q. Determine the primary voltage and current and the voltage regulation during: a) 40% loading at 0.93 pf leading b) 75% loading at 0.86 pf lagging c) 95% loading at unity pf
Transcribed Image Text:4. A 50-kVA, 2400/480-kV single-phase transformer has primary and secondary winding parameters of 3.1+j10.5 Q and 0.098+j0.34 Q. Determine the primary voltage and current and the voltage regulation during: a) 40% loading at 0.93 pf leading b) 75% loading at 0.86 pf lagging c) 95% loading at unity pf
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