Slack Bus -V = 1.05Z0 0.02 + j0.04 0.01 + j0.03 0.0125 + j0.025 y2 = 10 j20 pu 3 2 Y13 = 10 j30 pu |V] = 1.04 Y23 = 16 j32 pu 400 MW 200 MW 250 MVAR 400+ j250 Sych = -4.0 j2.5 pu 100 200 - = 2.0 pu 100 psch a) Using NR power flow find the following P1, Q1, P2, Q2, P3, Q3, V1, V2, V3 and S13, S31, S23, S32, S12, S21 not using Matlab. b) Write a program in Matlab to find the Ybus Slack Bus -V = 1.05Z0 0.02 + j0.04 0.01 + j0.03 0.0125 + j0.025 y2 = 10 j20 pu 3 2 Y13 = 10 j30 pu |V] = 1.04 Y23 = 16 j32 pu 400 MW 200 MW 250 MVAR 400+ j250 Sych = -4.0 j2.5 pu 100 200 - = 2.0 pu 100 psch a) Using NR power flow find the following P1, Q1, P2, Q2, P3, Q3, V1, V2, V3 and S13, S31, S23, S32, S12, S21 not using Matlab. b) Write a program in Matlab to find the Ybus