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Module 8: Poly-phase systems

Quiz

1. The phase sequence for the Y-Δ system in the figure is ABC:
  a. Find the angle \( \theta_2 \) for the specified phase sequence.
  b. Find the magnitude of the line currents.
  c. Find the magnitude of the generator phase voltage.

Q1 Circuit

°
A
V

2. For this system, find the magnitude of the unknown phases voltages and currents:

Q2 Circuit



V
A