A delta connected load has a per phase impedance of 10 +j 10 ohms. It is supplied by a wye connected balance source through a 3-phase line with 1.0 ohm resistance and 1.0 ohms inductive reactance. The voltage sequence is given by Va=120/-30° Vb=120/-150° Vc=120/90°. What is the line A current? A. 13.86+j13.86 A B. 13.86-j13.86 A C. 5.07-j18.93 A D. -18.93+j5.07 A

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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.