suzzysmith442 suzzysmith442 21-05-2024 Physics Answered . For the network of Fig. 7.74: a. Find the voltages Va, Vb, and Vc. b. Find the currents I1 and I2. I1 I + 2 – 36 V + – 8 k 60 V a 5 k 1 k 10 k b c FIG. 7.74 Problem 11.