A balanced Y-connected load having an impedance of 72+j210/4 is connected in parallel with a balanced A-connected load having impedance of 150/0° 22/4. The parallel loads are fed from a line having an impedance of j10/4. The magnitude of the line-to-line voltage of the Y-load is 7650V. a) Calculate the magnitude of the current in the line feeding the loads. b) Calculate the magnitude of the phase current in the Y-connected load. c) Calculate the magnitude of the phase current in the A-connected load. d) Calculate the magnitude of the line voltage at the sending end of the line.

A balanced Y-connected load having an impedance of 72+j210/4 is connected in parallel with a balanced A-connected load having impedance of 150/0° 22/4. The parallel loads are fed from a line having an impedance of j10/4. The magnitude of the line-to-line voltage of the Y-load is 7650V. a) Calculate the magnitude of the current in the line feeding the loads. b) Calculate the magnitude of the phase current in the Y-connected load. c) Calculate the magnitude of the phase current in the A-connected load. d) Calculate the magnitude of the line voltage at the sending end of the line.

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 2.48P

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