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ECE231: Introductory Electronics
Spring
2008
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Homework
Assignments
- Homework
problems and exercisesare listed below. Students are expected to keep up
with the homework in order to prepare for tutorials, tests, and
exams.
- Homework
'exercises' are found within each section in the chapter whereas
homework 'problems' are found at the end of the chapter. Numerical
answers are provided at the end of each exercise and at the
back of the book for all assigned problems.
- Use
the Bulletin Board: many helpful tips to specific problems can be
found in the 'Homework' postings on the bulletin board.
- Questions
relating to the homework should be posted on the bulletin board or brought
up during tutorials.
- Errors:
A list of known errors found in the answers provided at the back of the
book can be found at the bottom of this page. Please report any new errors
on the course bulletin board so we can update everyone.
Homework
- Chapter
1:
- Section
1 Problem 1.17 (correct answer: 5.64mV)
- Section
5 Problems 1.45, *1.48, *1.53(a-d)
*The answer for the power gain is
determined using the "power drawn from the voltage source" and
includes the power dissipated in the internal resistance of the source.
- Section
6:
- Problem
1.68, 1.70,
1.77
Example
1.5
·
Exercise 1.21
·
Appendix D
- Read
sections D.3 to D.5
- Go
through examples D.2 and D.3
- Section
D.3: exercises D.3, D.4
- Section
D.5: exercises D.12, D.13
Appendix
E: Go through example E.1 (covered in lecture)
- Chapter
2:
- Section
1 Problem 2.2
- Section
2 Problems 2.8, D2.14, D2.20, 2.23, 2.29
- Section
3 Problems 2.54, 2.59
- Section
4 Problem 2.62 and Exercise 2.17
- Section
5 Problems 2.83, 2.86, 2.91
- Section
6 Problem D2.99 and Exercises 2.21 & 2.22
- Section
7 Problems 2.103, D2.105 (challenging), 2.110 and Exercises
2.25 & 2.26
- Section
8 Problems 2.114, 2.118, D2.119, D2.125 and Exercise
2.29
- Chapter
3
- Section
1 Problems 3.4, D3.11, 3.16 and Exercises 3.4 & 3.5
- Section
2 Problem 3.26 and Exercises 3.6, 3.7 & 3.9
- Section
3 Problems 3.46, 3.54 (answers:
v_o=0.476mV, 3.333mV, 9.804mV; I=50uA). Read Examples 3.6 (p.162)
and 3.7 (p.163). Do Exercises 3.14 & 3.15a.
- Section
3 Problems 3.56(a-d), 3.58 and Exercise D3.12
- Section
5 Problem 91 (answers: {v_i, v_o, v_a, v_-}a){1, 2, 2.7, 1}, b){2, 4,
4.7, 2}, c){-1,0, -12, 0}, d){-2,0, -12, 0}) and Exercise
3.26
- Section
6 Exercises 3.27 and 3.28
- Section
6 Problems 3.99, 3.102 (use constant 0.7V voltage drop model),
3.105 (a-e, g)
- Chapter
4
- Section
1 Exercises 4.1 and 4.3
- Section
2 Problems 4.32(assume lambda=0, answers in format [Type,
Mode, uCox*W/L in uA/V^2, Vt]: a)[N,sat,200,1]; b)[P,sat,
400,-1.5]; c)[P, right on boundary of sat. and triode regions(first) then
in saturation, 400,-1]; d) [N,sat,100,0.8],[N,triode,100,0.8]
- Section
2 Problems 4.11, 4.12, 4.26
- Section
3 Problems 4.34, 4.35, 4.41(answers: W/L = 50,
R=4.95kohms), 4.46 (correct answer for part b) is 4.6uA, not 4.8uA)
and Exercise 4.12
- Section
5 Problem D4.61, 4.63 and Exercises 4.20, 4.22
- Section
6 Problems 4.69, 4.75, Exercises 4.23 (parts a to d)
& 4.25, review Example 4.10 (p.293)
- Section
7 Problem 4.79, 4.85, Exercises 4.32, 4.33, 4.34, and 4.35
- Section
10 Exercises 4.42, 4.43, and 4.48
- Chapter
5
- Section
1 Problems 5.1(error: (case 8), The base voltage should be 0V,
not 5V, and the transistor is in cut-off), 5.12, Exercises
5.1, 5.3, and 5.8
- Section
2 Problem 5.20, Exercises 5.11, 5.15
- Section
4 Problems 5.72, 5.79
- Section
5 Exercises 5.33 (answer assumes active region requires
V_ce>0.4V or V_bc<+0.3V), 5.34, and 5.35
- Section
6 Problems 5.112, 5.118 (answer assumes BJT is saturated
Vce<0.7V), 5.124 Exercises 5.38 and 5.40
- Section
7 Exercises 5.41, 5.43, 5.44, and 5.46
Click above for a
summary of known errors found in the answers provided at the back of the book.
Please report any new errors on the course bulletin board so we can update
everyone.
Last updated March 12, 2008