Refer to the circuit shown below The circuit drawn shows a balanced 3 phase A-connected source of 440 V line to line voltage supplying a balanced Y connected load of ZY 6+j8 Q tha is connected in parallel with a Delta load with ZA-15 j9 0 The transmission line impedance is ZI 1+j2 0. The source line current is A. Ia 440/120 V 440/0 V 440/-120 V Ib Ic O55.21L-122.76 O 66.89-17.54 O 4336 -78.1 O 115,76 148.1 • 25.96-55.87 None of the above

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 2.51P: A three-phase line with an impedance of (0.2+j1.0)/ phase feeds three balanced three-phase loads...
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Refer to the circuit shown below The circuit drawn shows a balanced 3 phase A-connected
source of 440 V line to line voltage supplying a balanced Y connected load of ZY 6+j8 0 that
is connected in parallel with a Delta load with ZA-15 j9 The transmission line impedance
is ZI= 1+j2 0. The source line current is
A.
Ia
Zs
440/120 V
440/0 V
440/-120 V
Ib
Ic
O 55.21-122.76
O 66.89-1754
O43.36-78.1
O 115,76148.1
• 25.96 55.87
O None of the above
Transcribed Image Text:Refer to the circuit shown below The circuit drawn shows a balanced 3 phase A-connected source of 440 V line to line voltage supplying a balanced Y connected load of ZY 6+j8 0 that is connected in parallel with a Delta load with ZA-15 j9 The transmission line impedance is ZI= 1+j2 0. The source line current is A. Ia Zs 440/120 V 440/0 V 440/-120 V Ib Ic O 55.21-122.76 O 66.89-1754 O43.36-78.1 O 115,76148.1 • 25.96 55.87 O None of the above
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