In the circuit shown in Fig. 22.22, calculate (a) the values of currents I, I, and Iz (b) the potential difference between points B and E Given E, = 12 V, E, = 6 V, R, = 5 Q, R, = 3 Q and R3 = 2 2 A B 13 R2 R3 E1 E2 1. D Fig. 22.22 www ww
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