Match the following shown in table

• A. A = (iii), B = (ii), C = (i)
• B. A = (ii), B = (i), C = (iii)
• C. A = (iii), B = (i), C = (ii)
• D. A = (ii), B = (iii), C = (i)

Answer: (D)

Bus Type - Known Parameter - Unknown Parameter
Load Bus -P, Q - V, phase angle
Generator Bus - P, V (magnitude) - Q, Voltage phase angle
Slack Bus Voltage - magnitude and phase angle - P, Q