0195136047.pdf

PROBLEMS 97

2.2.3Use the node-voltage method to find the current

Ithrough the 5-resistor of the circuit of Figure

P2.2.3.

2.2.4Use the node-voltage method to determine the

voltage across the 12-resistor of the circuit given

in Figure P2.2.4. Verify by mesh analysis.

2.2.5Determine the currentIthrough the 10-resistor

of the circuit of Figure P2.2.5 by employing the

node-voltage method. Check by mesh analysis.

*2.2.6(a) Find the voltage across the 8-A current source
in the circuit of Figure P2.2.6 with the use of
nodal analysis.

(b) Determine the current in the 0.5-resistor of

the circuit by mesh analysis.

2.2.7By using the mesh-current method, determine the

voltage across the 1-A current source of the circuit

of Figure P2.2.7, and verify by nodal analysis.

2.2.8Find the currentI 1 through the 20-resistor of the

circuit of Figure P2.2.8 by both mesh and nodal

analyses.

2.2.9Determine the voltageVin the circuit of Figure

P2.2.9 by nodal analysis and verify by mesh anal-

ysis.

2.2.10Find the currentIin the circuit of Figure P2.2.10

by mesh analysis and verify by nodal analysis.

2 Ω

3 Ω 2 Ω

+

+−

−

2 A 3 A

I

9 V

4 V

Figure P2.2.2

12 Ω

6 Ω 3 Ω

5 Ω

I

−

+

+

−

24 V

30 V

Figure P2.2.3

2 Ω

3 Ω

4 Ω

4 Ω

8 Ω

12 Ω

−

+

−

+

V

144 V

Figure P2.2.4

10 Ω

20 Ω 40 Ω

50 Ω

120 Ω

I

−

+

−

+

−

+

30 V 6 V 48 V

Figure P2.2.5

8 A

0.5 Ω

0.125 Ω

0.25 Ω

0.25 Ω

−

+

−

+

+−

4 V

4 V

3 V

Figure P2.2.6