ECE212H1F - CIRCUIT ANALYSIS HOMEWORK
CHAPTER 2: RESISTIVE CIRCUITS
Notes:
Final answers are as indicated.
Indicates the supporting resources that are available on WileyPLUS for the
problem.
Indicates this problem is on the WileyPlus online assignment for the chapter.
CHAPTER 1: BASIC CONCEPTS
Suggested Problems
1.2: ∆! = 400!s
1.9+:
q = 0.15C
1.11§+: ! ! = !24!! !!! !!mA,!
! ! = !100!! !! !!V, ! = 207.35!mJ,
§
Learning Assessment Video E1.8
1.28§:
!! = 48!W, absorbing, §Circuit
Solutions, Problem 1.25
1.30:
!! = 3.5!A
1.33+: P1=P2=48W absorbed, P3=56W
absorbed, P36V=144W supplied, P1Ix=8W
supplied
1.35+: !! = 4!A
1.22: ! = −40!W
1.40:
1.23: !! = −15!V
1.43 : !! = 3!A, §Circuit Solutions,
Problem 1.39
!! = 18!W, absorbing
!!! = 180!W, !!! = 144!W
2.56+: !!" = 3!kΩ
2.8+: ! = 72!W
2.58: !!" = 0!kΩ
2.9:
2.60+: !!" = 2!Ω
Discussion
2.13: !! = 10!mA
2.61: !!" = 4.8!Ω
2.15: !! = 0.4!mA
2.67+: !! = 1.33!mA, !! = 2.67!V
+
1.16: Sketches
1.27+: (a)
2.51+: !! = 4.5!mA
2.4:
§
+
Suggested Problems
2.2: ! = 3!A, !!! = !!! = 18!W
2.16 : !! = 3!mA, !! = −2!mA
2.76: !!" = −38.4!V, !! = 9.6!V
2.26: !!" = −6!V, !!" = 1!V
2.88+: !! = 30!V
2.32§+: !! = 60!V, §Learning
Assessment Video E2.9
2.108+: !! = 1.29!A
2.43: ! = −9.375!mW (the source
supplies power)
2.110+: !! = 3.43!V
!
2.119+: !! = ! !mA
2.48: !! = −3!mA
!! = −1!V
§+
Suggested WileyPLUS Resources
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These exercises are not “required” but if you are interested in looking at some of the
other material on the WileyPLUS website these are the resources that we
recommend you start with.
Suggested WileyPLUS Resources
Circuit Solutions: Additional Worked Problems 2.5, 2.7, 2.13, 2.15
(b) !! = 12!W, absorbing
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These exercises are not “required” but if you are interested in looking at some
of the other material on the WileyPLUS website these are the resources that
we recommend you start with.
Additional Resources->Problem-Solving Companion: Problem 2.1(see end for solution)
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Circuit Solutions: Problem 1.31, Additional Worked Problems 1.1 and 1.3
Additional Resources->Problem-Solving Companion: Problem 1.3 (see end for
solution)
Updated'2012+09+19'
Updated'2012+09+19'
CHAPTER 3: NODAL AND LOOP ANALYSIS
Notes:
CHAPTER 5: SUPERPOSITION, THÉVENIN’S AND NORTON’S THEOREMS, AND
MAXIMUM POWER TRANSFER
Final answers are as indicated.
§
Indicates the detailed solution for the problem is available. Go to ‘Read,Study, Practice’
then ’Circuit Solutions’ for this chapter.
+
Chapter 5 Problems
Indicates this problem is on the WileyPlus online assignment for the chapter.
5.6+§:
+
Chapter 3 Problems
+
3.5 : !! = 0!V, !! = 8!V
+§
3.77 :
3.24+: !! = −27!mA
3.45+: !! = −5.14!mA
3.47 : !! = 2.57!V
3.83+: !! =
3.59+: !! = 1!V
+§
3.72 :
!"
!
!V
3.84: !! = 15!V
!! = 0!V
3.86+: !! = 144!V
!! = 1.64!mA
3.103+:
!! = ! −5!V
5.73:
+§
5.31 :
!! = 0.27!mA
5.81 :
!!! = !0!V, !!! = !400!Ω
5.32:
!! = 4.8!V
5.86+§:
!! = −0.2!mA
5.45+:
!! = 3.33!mA
5.91+:
!! = −0.375!mA
5.107 :
!! = !2.22!kΩ, !! = 3.2!mW
!!" = 20!V
5.114+:
!! = !2!Ω
5.53+§:
!! = !2.57!mA
5.117:
!! = !2!kΩ, !! = 32!mW
5.57 :
!! = !1.6!mA
5.120:
!! = !3!kΩ, !! = 83.33!µW
5.66+§:
!! = ! −0.32!V
5.72:
!! = 0.641!mA
+
!! = 1.56!mA
+
5.50+§:
5.48:
3.81: !!" = −5!W, current source absorbs 5 W of power
+
3.60+§:
!! = 2!mA, !! = −1.10!mA,
!! = 4.08!mA, !! = 2.25!mA,
!! = 7.13!mA
!! = 1.2!mA
Suggested WileyPLUS Exercises
These exercises are not “required” but if you are interested in looking at some
of the other material on the WileyPLUS website these are the resources that
we recommend you start with.
!!"# = 30!W, power absorbed
Suggested WileyPLUS Exercises
These exercises are not “required” but if you are interested in looking at some of the
other material on the WileyPLUS website these are the resources that we
recommend you start with.
Circuit Solutions: Problems P5.7, AP5.2, P5.60, P5.88, AP5.5
Additional Resources->Problem-Solving Companion: Problems 5.1, 5.2, 5.4
Circuit Solutions: Additional Worked Problems 3.5, and 3.11
(see end for solution)
Additional Resources->Problem-Solving Companion: Problems 3.3 and 3.4 (see end
for solution)
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Updated'2012+09+19'
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Updated'2012+09+19'