Multiple Choice
1. Determine the equivalent capacitance of the combination shown when C = 12 pF.
C
C 2C
C
a. b. c. d. e. 2.
48 pF 12 pF 24 pF 6.0 pF 59 pF
Determine the equivalent capacitance of the combination shown when C = 15 mF.
C
C
2C
C
a. b. c. d. e. 3.
20 mF 16 mF 12 mF 24 mF 75 mF
Determine the equivalent capacitance of the combination shown when C = 12 nF.
2C C
C
3C
a. b. c. d. e.
34 nF 17 nF 51 nF 68 nF 21 nF
75
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CHAPTER 26
4.
Determine the equivalent capacitance of the combination shown when C = 45 μF.
C 2C
C
2C
a. b. c. d. e. 5.
36 μF 32 μF 34 μF 30 μF 38 μF
If C = 10 μF, what is the equivalent capacitance for the combination shown?
C
8.0 μF
6.0 μF
a. b. c. d. e. 6.
7.5 μF 6.5 μF 7.0 μF 5.8 μF 13 μF
What is the equivalent capacitance of the combination shown?
12 μF 24 μF
20 μF 12 μF
a. b. c. d. e.
29 μF 10 μF 40 μF 25 μF 6.0 μF
Capacitance and Dielectrics
77
7.
What is the equivalent capacitance of the combination shown?
20 μF 30 μF
10 μF
30 μF
a. b. c. d. e. 8.
20 μF 90 μF 22 μF 4.6 μF 67 μF
Determine the equivalent capacitance of the combination shown when C = 45 μF.
C
2C 6C
3C
a. b. c. d. e. 9.
28 μF 36 μF 52 μF 44 μF 23 μF
Determine the equivalent capacitance of the combination shown when C = 24 μF.
C 2C
2C 2C
2C
a. b. c. d. e.
20 μF 36 μF 16 μF 45 μF 27 μF
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CHAPTER 26
10.
Determine the energy stored in C2 when C1 = 15 μF, C2 = 10 μF, C3 = 20 μF, and V0 = 18 V.
C1 + V0 – C2 C3
a. b. c. d. e. 11.
0.72 mJ 0.32 mJ 0.50 mJ 0.18 mJ 1.60 mJ
Determine the energy stored in C1 when C1 = 10 μF, C2 = 12 μF, C3 = 15 μF, and V0 = 70 V.
C1 C2 C3
+ V0
–
a. b. c. d. e. 12.
6.5 mJ 5.1 mJ 3.9 mJ 8.0 mJ 9.8 mJ
Determine the energy stored by C4 when C1 = 20 μF, C2 = 10 μF, C3 = 14 μF, C4 = 30 μF, and V0 = 45 V.
C2
C3 C1 +