Title | Ch01 - solution of 11th edition |
---|---|
Course | Circuit Theory |
Institution | 한국과학기술원 |
Pages | 52 |
File Size | 3 MB |
File Type | |
Total Downloads | 40 |
Total Views | 194 |
solution of 11th edition...
1 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION:
Chapter 1: Basic Concepts
2 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION:
𝑄 𝑡 = 150C/15 x 60s = 1/6A P = VI 1Whr/15min = V x 1/6 V = 24V 𝐼 =
Chapter 1: Basic Concepts
3 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION:
Chapter 1: Basic Concepts
4 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION:
Chapter 1: Basic Concepts
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SOLUTION:
𝑑𝑞 𝑑𝑡 = 10e-tmA Now, P = VI Thus V = 0.2e--tV is the voltage across the element. E = ∫ 𝑝(𝑡)𝑑𝑡 𝐼 =
0.2
= ∫0 2𝑒 -tdt = 0.362 mJ
Chapter 1: Basic Concepts
6 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION: The charge passing through the circuit is q
102
= ∫99 𝑖(𝑡)𝑑𝑡 102
=∫99 (−3 + 𝑡 )𝑑𝑡 = (−3 × 102 + =292.5C
Chapter 1: Basic Concepts
1022 ) 2
− (− 3 × 99 +
992 2
)
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SOLUTION:
Chapter 1: Basic Concepts
8 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION:
Chapter 1: Basic Concepts
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SOLUTION:
Chapter 1: Basic Concepts
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SOLUTION:
Chapter 1: Basic Concepts
11 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION:
I=
𝑑𝑞 𝑑𝑡
I = 20e-2tmA Now E = ∫ 𝑉𝐼𝑑𝑡 20
= ∫0 2.4e-4tdt
= 0.011 J
Chapter 1: Basic Concepts
12 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION:
Chapter 1: Basic Concepts
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Chapter 1: Basic Concepts
14 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION:
i(t)
=
𝑑𝑞 𝑑𝑡
= -3t2 + 12t - 10 = -3 x 52 + 12 x 5 - 10 = -25A
Chapter 1: Basic Concepts
15 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION:
a. i(0.25) = e-4x0.25 = 0.368A 0.25 b. Average value of current = ∫−0.25 𝑖(𝑡)𝑑𝑡 = 0.632A c. Charge passed = Average current x Time = 0.318A
Chapter 1: Basic Concepts
16 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION:
Chapter 1: Basic Concepts
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Chapter 1: Basic Concepts
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SOLUTION:
Chapter 1: Basic Concepts
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Chapter 1: Basic Concepts
20 Irwin, Engineering Circuit Analysis, 11e ISV
Chapter 1: Basic Concepts
21 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION: The charge through the element can be found by finding the area under the curve from 5 to 15 seconds. Thus charge flown = 5 x (10-5) + ½ x 5 x (15-10) = 37.5mC
Chapter 1: Basic Concepts
22 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION:
Chapter 1: Basic Concepts
23 Irwin, Engineering Circuit Analysis, 11e ISV
Chapter 1: Basic Concepts
24 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION:
P=VI = 57.5cos(-2π/3) = -28.75W
Chapter 1: Basic Concepts
25 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION:
Power supplied by 10V battery = 10V x -8A = -80W Power supplied by 6A current source = 6A x 5V = 30V
Chapter 1: Basic Concepts
26 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION:
Chapter 1: Basic Concepts
27 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION:
Chapter 1: Basic Concepts
28 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION:
a. V(1ms) = 9.69V b. V(8ms) = -4.16V c. Work done = q x V = 4C x V(4ms) = -21.6J
Chapter 1: Basic Concepts
29 Irwin, Engineering Circuit Analysis, 11e ISV
SOLUTION:
Power delivered
Chapter 1: Basic Concepts
=VxI = 5 x (0.8-2)2V x -5A = -34.68W
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SOLUTION:
Chapter 1: Basic Concepts
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Chapter 1: Basic Concepts
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Chapter 1: Basic Concepts
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SOLUTION: (See Next page)
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Chapter 1: Basic Concepts
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SOLUTION:
Chapter 1: Basic Concepts...