The information shown in the table below was obtained when a 60-VA, 120/208 V, 60 Hz transformer was tested. First determine the transformer parameters and using the exact equivalent circuit, embodying an ideal transformer, using the 'equal power-loss criterion' (or optimum design criterion), determine the magnitude of the supply voltage, in volts, when the power-factor at full-load is 0.8 leading. Give your answer correct to one decimal place. Test Voltage (V) Current (mA) Power (W) Open-circuit test: 120 25.07 2 Short-circuit test: 16.85 300 4.7

The information shown in the table below was obtained when a 60-VA, 120/208 V, 60 Hz transformer was tested. First determine the transformer parameters and using the exact equivalent circuit, embodying an ideal transformer, using the 'equal power-loss criterion' (or optimum design criterion), determine the magnitude of the supply voltage, in volts, when the power-factor at full-load is 0.8 leading. Give your answer correct to one decimal place. Test Voltage (V) Current (mA) Power (W) Open-circuit test: 120 25.07 2 Short-circuit test: 16.85 300 4.7

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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