Solve the following problem:
Repeat Problem 1 if the phase impedances are changed to a 9-Ω resistor in series with a 12-Ω inductive reactance.
Problem 1:
The phase sequence for the Y-Y system of Fig. is ABC.
a. Find the angles θ2 and θ3 for the specified phase sequence.
b. Find the voltage across each phase impedance in phasor form.
c. Find the current through each phase impedance in phasor form.
d. Draw the phasor diagram of the currents found in part (c), and show that their phasor sum is zero.
e. Find the magnitude of the line currents.
f. Find the magnitude of the line voltages.
