Problem 1: Consider the positive phase sequence balanced three-phase wye-wye circuit system shown below: n Van 1+ Vbn 1+ Ven 1+ Tan Vab | 50 ĪGA Zw Zw Zw A + VAB B g TAN Zy Zy Zy N The line and load impedances are 0.6 + j0.2 2 and 8+j12 2 per phase, respectively. The phase voltage at the load VAN = 365261° Vrms. Determine the line voltages at the source. Ans: Vab 654.304289.509° Vrms; Vbc = 654.3042-30.491° Vrms; Vca = 654.3042-150.491° Vrms

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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.