Question 2. In the circuit below find (a) the line currents laa, IbB, and Iec in polar form (b) the phase currents IAB, IBc, and Ica in polar form and (c) the phase voltages VAB, VBC, and VCa in polar form. You must show all your work including all equations and formulas. a A 4+j3 0 0.5 + j 0.2 0 21 + j 15 N 220228°V,ms + b (1+0.5 + j 0.2 n 4+j 3 0 21 + j 15 N B 2202 – 92°V,ms 2204148°V,ms (+ 21 + j 15 0.5 + j0.2 0 4+j 3 2 C

Three identical impedances of 10∠ − 15° Ω to a line voltage of 208 V in star connectedconnected to a balanced source. We accept all line and phase voltages and currents as Vca as reference.Calculate in the form (Assume positive order).

• 1. Determine the equivalent impedance and the equivalent admittance. 2n -j4n Zeq jion -jsn

Show work please