Find the unknown quantities in the circuit shown in Figure 1.
E
R1 R2 V2 V3
V4
V5
V6
V7
12
13
14
15
16
17
18
12.5 V WMM 25 mA R 12
(a)
500
4kV2
4 kV3 3k25V
2.5kV6
18
3k
17
Fig. 1
2. Find the unknown quantities in the circuit shown in Figure 2
24V WMM R
6mA
8kV
R
12k WMM V4 14
10mA
E
V1
V2 V4 R2
R3
11
13
14
Fig. 2