Question 1: Find the line currents Ia, Ib, and Ic in the three-phase network of Fig. 12.53 below. Take Z₁ = 12 - j15 2, Zy = 4 + j6 , and Z₁ = 2 . Z₁ Ia 440/120° V 440/-120° V 440/0°V Z₁ Z₁ Ic B ZA Zy A ZA Zy ZY ZD

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Single Phase AC Circuit

Alternating Current (AC) is a type of electric power in which the electric current changes, both in magnitude and direction, at regular intervals. This AC Circuits can deliver power in either a Single Phase system or a Three Phase system.