8.8. For the reactance network of Fig. 8.14, find (a) Zbus by direct formulation, (b) The voltage at each bus, (c) The current drawn by a capacitor having a reactance of 5.0 per unit connected from bus 3 to neutral, 2 j0.5 0000 j0.2 000 j0.4 j0.8 000 j1.0 1.28/0° j2.0 m reee 1.20/30° FIGURE 8.14 Circuit for Prob. 8.8. Voltages and impedances are in per unit. 326 CHAPTER 8 THE IMPEDAN (d) The change in voltage at each bus when the capacitor is connected at bus ( and (e) The voltage at each bus after connecting the capacitor. 3, The magnitude and angle of each of the generated voltages may be assumed to remain constant. it of Fig. 8.15 by the Zbus building algorith