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EE-212 Applied Electric Circuits Final Exam I
Multiple Choices
- For the circuit shown below, voltage across 1Ω resistor is 3V. Calculate the voltage
across 2Ω resistor. Ω resistor.resistor.
A 3V B
V
C 6V D 9V
2Ω resistor.. Consider the circuit shown below. Calculate current i2Ω resistor..
A. 2Ω resistor.A B. 3A C. 4A D. 6A
- Consider the circuit shown below. Calculate V^ 10 Ω
A. 10V B. 2Ω resistor.0V C. 30V D. 40V
- Calculate power consumed by 4 Ω resistor.resistor.
3 Ω
9 Ω
4 Ω
8 A
i 1
A.2Ω resistor.4W B. 36W C. 64W D. 144W
- Consider the circuit shown below. If Vo = 6v calculate current in 9 Ω resistor.resistor.
Vs
1 Ω
2 Ω
3 Ω
9 Ω
Vo
is
A. 1A B. 2Ω resistor.A C. 3A D. 4A
- Calculate the voltage across 50Ω resistor.
A. 480W B. 72Ω resistor.0W C. 12Ω resistor.00W D. -12Ω resistor.00W
- Consider the circuit shown below. Given the current direction, calculate V2Ω resistor.Ω.
12 V
3 V
i
1 Ω
2 Ω
3 Ω
4 Ω
8 Ω
A. -1V B. 1V C. 2Ω resistor.V D. 4V
- Calculate the voltage across
R
2
80 Ω
40 Ω
6 V
12 V
R 1
R 2
A. 2Ω resistor.V B. 3V C 4V D 6V
12Ω resistor.. Find the current I 1 in the network.
R 1
40 Ω
R 2
120 Ω
16 A
I 1 I 2
A. 9 A B. 10A C. 11A D. 12Ω resistor.A
- Find the power absorbed by the 40
Ω resistor in the above circuit.
R 1
40 Ω
R 2
120 Ω
16 A
I 1 I 2
A. 4860W B. 572Ω resistor.0W C. 5760W D. 62Ω resistor.40W
- Find Is in the circuit.
90 Ω
30 Ω
Is 60 Ω 3 V
A. 0.1mA B. -0.3mA C. 0.3A D. 0.3mA
- Find Vs in the circuit.
10 Ω
5 Ω 10 Ω
1 A
2 Vx
i 1
A 0V B 10V C 2Ω resistor.0V D 2Ω resistor.5V
- Use node method to calculate V 1 in the circuit shown below.
40 V
20 Ω
10 Ω 10 Ω
10 Ω
i s V 1
A 10V B 15V C 2Ω resistor.0V D 30V
2Ω resistor.0. Use voltage division to calculate Vo
R 1 = 10 Ω
R 2 = 15 Ω
R 3 = 15 Ω
R 4 = 60 Ω
100 V
V 0
A 10V B 15V C 30V D 60V
2Ω resistor.1. Calculate
R
ab
B
A
A
B
C
D
2Ω resistor.2Ω resistor.. Calculate
R
ab
A
B
A 5
Ω B 10
Ω C 2Ω resistor.
Ω D 40
Ω
2Ω resistor.3. Calculate
R
ab
30 Ω 40 Ω
20 Ω
30 Ω
10 Ω
a
b
A 10
Ω B 15
Ω C 2Ω resistor.
Ω D 30
Ω
2Ω resistor.4. Calculate i
110 V
i
x
4 ix
1
i
2
i
A 0.5A B 0.75A C 0.87A D 1A
2Ω resistor.8. Calculate
R
ab
10 Ω
40 Ω
60 Ω
40 Ω
a
b
A
B
C 50
Ω D 100
Ω
2Ω resistor.9. Calculate
R
ab
30 Ω
2 Ω
8 Ω
a
b
A
B
C
D
- For the circuit shown below calculate i x
10 Ω
20 Ω
30 Ω
140 V
2 i x
ix
i 1
i 2
A 0A B 1A C 1.2Ω resistor.A D 2Ω resistor.A
- Calculate V 1
10 Ω 5 Ω 5 Ω
5 Ω 5 Ω 5 Ω 5 V
V 1 V 2
A.
V B.
V C.
V D.
V
32Ω resistor.. Calculate i 1 using current mesh method.
2 Ω
10 V 2 Ω 4 A
2 Ω
i 1 i 2
A.
i
1
= 0. 5 A
B.
i
1
= 1. 5 A
C.
i
1
= 2 A
D.
i
1
= 2. 5 A
- Using nodal analysis to find V 0 in the circuit.
12Ω resistor.V
2Ω resistor. Ω 4 Ω
2Ω resistor.A 2Ω resistor. Ω
V 0
A 1V B 2Ω resistor.V C 3V D 4V
- Using superposition method to calculate V 1.
2 Ω 2 Ω
2 Ω
10 V
1 A
_
V 1
A 4V B 5V C 6V D 8V
- Calculate i2Ω resistor..
10 Ω 2 Ω
5 Ω
2 A
3 Ω
I 1 I2Ω resistor.
A 0.5A B 1A C 1.5A D 2Ω resistor.A
- Use nodal analysis to find Io in the following circuit.
6 Ω
6 Ω 12 Ω
6 Ω
12 Ω 6 Ω
6 V
I o
A -0.2Ω resistor.5A B 0.2Ω resistor.5A C -0.5A D 0.5A
- Use nodal analysis to find V 1 in the following circuit.
12 A
10 Ω 5 Ω
5 Ω 4 Ω
4 Ω
_
V 1
A. 32Ω resistor.V B. 35V C. 38V D. 40V
- Calculate VTH and RTH.
60 V
30 V
A. RTh=5Ω, VTh=30V B. RTh=15Ω, VTh=45V
C. RTh=5Ω, VTh=45V D. RTh=15Ω, VTh=30V
42Ω resistor.. Calculate RTh in the circuit below.
12 V
4 Ω 4 Ω 4 Ω
4 Ω
8 Ω
2 Ω
4 A
A. R
Th
=6Ω, V
Th
=7V B. R
Th
=10Ω, V
Th =2Ω resistor.1V
C. RTh=12Ω resistor.Ω, VTh=2Ω resistor.1V D. RTh=12Ω resistor.Ω, VTh=14V
- Calculate VTH and RTH.
4 Ω 2 Ω 4 Ω
2 Ω
2 Ω
2 A
6 V
A. RTh=6Ω, VTh=0V B. RTh=8Ω, VTh=4V
C. RTh=6Ω, VTh=4V D. RTh=8Ω, VTh=0V
- Calculate VTH and RTH.
6 V
3 V
A. RTh=6Ω, VTh=2Ω resistor.V B. RTh=8Ω, VTh=4V
C. RTh=8Ω, VTh=2Ω resistor.V D. RTh=12Ω resistor.Ω, VTh=4V
- Calculate V TH and R TH
2 Ω 2 Ω
2 Ω
2 A
2 Ω
2 Ω
1 Ω
A. RTh=2Ω resistor.Ω, VTh=1V B. RTh=3Ω, VTh=2Ω resistor.V
C. RTh=2Ω resistor.Ω, VTh=1.5V D. RTh=3Ω, VTh=1.5V
- Calculate VTH and RTH.
3 Ω 6 Ω
2 Ω 1 Ω
1 Ω
12 V
A. R
Th =2Ω resistor.Ω, V Th =12Ω resistor.V B. R Th =2Ω resistor.Ω, V Th
=6V
C. RTh=6Ω, VTh=12Ω resistor.V D. RTh=6Ω, VTh=6V
- Calculate VTH and RTH.
3 Ω
3 Ω 1 Ω
1 Ω
12 V
6 Ω
A. RTh=2Ω resistor.Ω, VTh=8V B. RTh=2Ω resistor.Ω, VTh=12Ω resistor.V
C. RTh=4Ω, VTh=8V D. RTh=6Ω, VTh=12Ω resistor.V
