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EKT 101/4
ELECTRIC CIRCUIT THEORY
TUT 1
1. Chapter 2, Problem 8.
Use KCL to obtain currents i1, i2, and i3 in the circuit shown in Fig. 2.72.
2. Chapter 2, Problem 12.
In the circuit in Fig. 2.76, obtain v1, v2, and v3.
Chapter 2, Problem 14.
Given the circuit in Fig. 2.78, use KVL to find the branch voltages V1 to V4.
Figure 2.78
Shahadah ahmad
sem1 2010/11
ELECTRIC CIRCUIT THEORY
EKT 101/4
TUT 1
3. Chapter 2, Problem 23.
In the circuit shown in Fig. 2.87, determine vx and the power absorbed by the 12 resistor.
Figure 2.87
4. Chapter 2, Problem 25.
For the network in Fig. 2.89, find the current, voltage, and power associated with the 20k resistor.
Figure 2.89
5. Chapter 2, Problem 34.
Using series/parallel resistance combination, find the equivalent resistance seen by the
source in the circuit of Fig. 2.98. Find the overall dissipated power.
20 
12 V
+
_
8
40 
10
40 
20 
12 
10 
Figure 2.98 For Prob. 2.34.
Shahadah ahmad
sem1 2010/11
EKT 101/4
ELECTRIC CIRCUIT THEORY
TUT 1
6. Chapter 2, Problem 45.
Find the equivalent resistance at terminals a-b of each circuit in
Fig. 2.109.
Figure 2.109
7. Chapter 2, Problem 47.
Find the equivalent resistance Rab in the circuit of Fig. 2.111.
Fig. 2.111.
Shahadah ahmad
sem1 2010/11
EKT 101/4
ELECTRIC CIRCUIT THEORY
TUT 1
8. Chapter 2, Problem 53.
Obtain the equivalent resistance Rab in each of the circuits of Fig. 2.117. In (b), all
resistors have a value of 30 .
Figure 2.117 For Prob. 2.53.
9. Chapter 2, Problem 57.
Find Req and I in the circuit of Fig. 2.121.
Fig. 2.121.
Shahadah ahmad
sem1 2010/11