Swn below, Find the total impedance ZT and the the power factor of the network. 16 2 R3 XL ZT E = 60 V Z 0° Xc R1 .2 Ω YT 15 N

Refer to the following circuit. Apply Wye - Delta transformation or any other method, to find the voltage VAB. E 120 20°V 60Hz 2 Z₁ 0004 Z₁ 20 6500 A Z₂ 50 Zs 110 ZA 60 Z₂ 330 x Z₂ 30 90 Za 16.50 B

Find the overall impedance for the following: P=1000 W, pf = 0.8(leading), Vrms = 280 V

Question 2. In the circuit below find (a) the line currents laa, IbB, and Icc 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+j 3 N 0.5 + j0.2 N 21 +j 15 N 220228°V,ms+ (1+)0.5 + j 0.2 N b 4+ j 3 0 21 + j 15 0 B 2202 – 92°V,ms 2202148°V,ms (+ 21 + j 15 0 0.5 + j 0.2 2 4 +j 30 C