The figure shows the per-phase representation of a phase-shifting transformer connected between buses 1 and 2, where α is a complex number with non-zero real and imaginary parts.For the given circuit Ybus and Zbus are bus admittance matrix and bus impedance matrix respectively, each of size 2 × 2. Which one of the following statements is true?

Question

TuteeHUB · Accepted Answer

NA

TuteeHUB · Answer

Both Ybus and Zbus are symmetric

TuteeHUB · Answer

Ybus is symmetric and Zbus is unsymmetric

TuteeHUB · Answer

Ybus is unsymmetric and Zbus is symmetric

TuteeHUB · Answer

Both Ybus and Zbus are unsymmetric

1.	The figure shows the per-phase representation of a phase-shifting transformer connected between buses 1 and 2, where α is a complex number with non-zero real and imaginary parts.For the given circuit Ybus and Zbus are bus admittance matrix and bus impedance matrix respectively, each of size 2 × 2. Which one of the following statements is true?
A.	Both Ybus and Zbus are symmetric
B.	Ybus is symmetric and Zbus is unsymmetric
C.	Ybus is unsymmetric and Zbus is symmetric
D.	Both Ybus and Zbus are unsymmetric
Answer» E.

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