A balanced, three-phase, positive sequence, with grounded neutral source, supplies power to a balanced delta connected load.  For the system, additional information are as follows: Vbc = 211 cis 220 degrees volts; and true power per phase is = 1239 watts, with 0.68 power factor lagging   What is the angle of the line current Ib in degrees?

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 2.22MCQ: In a balanced three-phase Y-connected system with a positive-sequence source, the line-to-line...
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A balanced, three-phase, positive sequence, with grounded neutral source, supplies power to a balanced delta connected load.  For the system, additional information are as follows:

Vbc = 211 cis 220 degrees volts; and true power per phase is = 1239 watts, with 0.68 power factor lagging

 

What is the angle of the line current Ib in degrees?

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