A balanced, three phase circuit is characterized as follows: i. Y-A connected i. Source in the c-phase is 20 angle -90 deg. iii. The phase sequence is abc. iv. The load impedance is 117-99j ohms per phase. Determine: a) The phase current of each line. b) The voltages at the load terminals.

A balanced, three phase circuit is characterized as follows: i. Y-A connected i. Source in the c-phase is 20 angle -90 deg. iii. The phase sequence is abc. iv. The load impedance is 117-99j ohms per phase. Determine: a) The phase current of each line. b) The voltages at the load terminals.

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

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.42P: A balanced -connected impedance load with (12+j9) per phase is supplied by a balanced three-phase...

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Concept explainers

Single Phase AC Circuit

Alternating Current (AC) is a type of electric power in which the electric current changes, both in magnitude and direction, at regular intervals. This AC Circuits can deliver power in either a Single Phase system or a Three Phase system.

Question

A balanced, three phase circuit is characterized as follows:
i.
Y-A connected
i.
Source in the c-phase is 20 angle -90 deg.
iii.
The phase sequence is abc.
iv.
The load impedance is 117-99j ohms per phase.
Determine:
a) The phase current of each line.
b) The voltages at the load terminals.

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