EE 302, Introduction to Electrical and Computer Engineering - Honors Dr. Archie Holmes, Jr. Exam #3
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EE 302, Introduction to Electrical and Computer Engineering - Honors Dr. Archie Holmes, Jr. Exam #2
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EE 302, Introduction to Electrical and Computer Engineering - Honors Dr. Archie Holmes, Jr. Exam #1
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Study guide for the First Exam
EE 302 Dr. Bruce McCann
1.
2. 3. 4.
5.
6.
7.
8. 9.
Physical basics: Know the definition and understand the units for charge, voltage, current, power, work, energy and resistance. You must really understand these fundamental
Final Review
Problem 1. Conceptual Problems a) In the circuit below, resistor R is increased. What happens to the following quantities? (Circle the appropriate answer.)
R V R1 R2 R3
Power dissipated in R1 Power dissipated in R2 Power supplied by voltage
Exam 3 Practice Problems 1. Using a series of source transformations, find Vo in the following circuit:
300V
Vo = 120.V
4 10A 6 40 10 + Vo 8 24
2. . Use a series of source transformations to find Io in the circuit below:
10A Io 4 1 40 4A 5 2 10V
Io=1.00 A
Consider the circuit below.
Unit 3: Other Circuit Analysis Techniques
Unit 3.4 - Negative Resistance
10V1
No independent sources To find Thvenin Equivalent, you must apply an independent source to the output terminals
10 50
10
+ V1 -
Add a test source-1A
The Operational Amplifier
In this lecture, you will learn:
Unit 3: Other Circuit Analysis Techniques
Unit 3.3 The Operational Amplifier
The characteristics of an ideal operational amplifier The application of the operational amplifier to five circuit conf
Thevnin Equivalent Circuits
The objectives of this lecture are to:
Unit 3: Other Circuit Analysis Techniques
Unit 3.2 - Thevnin Equivalent Circuits Maximum Power Transfer
Define what is meant by an equivalent circuit. Learn how to define the two type of e
EE 302, Introduction to Electrical and Computer Engineering - Honors Dr. Archie Holmes, Jr. Exam #1
Name: _ EID: _
Please remember.
Read the entire exam before starting All answers must include units and an appropriate number of significant figures If yo
EE 302, Introduction to Electrical and Computer Engineering - Honors Dr. Archie Holmes, Jr. Exam #2 - Fall 2004
Name: _ EID: _
Please remember.
Read the entire exam before starting All answers must include units and an appropriate number of significant f
EE 302, Introduction to Electrical and Computer Engineering - Honors Dr. Archie Holmes, Jr. Exam #3 - Fall 2004
Name: _ EID: _
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Read the entire exam before starting If you feel you need more information than is given, please ask! Show all
EE302 Homework #3 Chapter 2, Problem 26. For the circuit in Fig. 2.90, io =2 A. Calculate ix and the total power dissipated by the circuit.
ix io 2 4 8 16
Chapter 2, Solution 26. If i16= io = 2A, then v = 16x2 = 32 V
i8 =
v =4A, 8
i4 =
v = 8 A, 4
i2 =
v
EE302 Homework #1 Chapter 1, Problem 6. The charge entering a certain element is shown in Fig. 1.23. Find the current at: (a) t = 1 ms (b) t = 6 ms (c) t = 10 ms
Chapter 1, Problem 6 Solution.
(a) At t=1ms, i =
dq 80 = = 40.0A dt 2
(b) At t=6ms, i =
dq =
EE 302, Introduction to Electrical and Computer Engineering - Honors Dr. Archie Holmes, Jr. Exam #3
Name: _ EID: _
Please remember.
Read the entire exam before starting All answers must include units and an appropriate number of significant figures If yo
EE 302, Introduction to Electrical and Computer Engineering - Honors Dr. Archie Holmes, Jr. Exam #2
Name: _ EID: _
Please remember.
Read the entire exam before starting All answers must include units and an appropriate number of significant figures If yo
EE 302, Introduction to Electrical and Computer Engineering - Honors Dr. Archie Holmes, Jr. Exam #1
Name: _ EID: _
Please remember.
Read the entire exam before starting All answers must include units and an appropriate number of significant figures If yo
Exam 2 Practice Problems
For Problems 1-21, use the figures at the end of this document. 1. Calculate the power dissipated by each resistor in Figure 1.
Resistor 2 10 5 8 3 Power 2.40W 0.100W 5.00W 6.50W 1.30W
2. Calculate the power being delivered by the
Exam 2 Practice Problems
For Problems 1-21, use the figures at the end of this document. 1. Calculate the power dissipated by each resistor in Figure 1.
Resistor 2 10 5 8 3 Power 2.40W 0.100W 5.00W 6.50W 1.30W
2. Calculate the power being delivered by the
Source Transformations
In this lecture, you will:
Unit 3: Other Circuit Analysis Techniques
Unit 3.1 Source Transformations
Learn to transform voltage sources and series resistors to current sources with parallel resistors and vice versa Learn to apply th
Solving Problems
Since the first exam, we have introduced two systematic techniques:
Unit 2: Node and Mesh Circuit Analysis
Unit 2.4 - Node Voltage Analysis vs. Mesh Current Analysis
Node Voltage Analysis allows you to assign voltage values to each essent
Superposition
In this lecture, you will:
Unit 2: Node and Mesh Circuit Analysis
Unit 2.3 - Superposition
Learn the principle of superposition Learn how to apply the principle of superposition to solve DC circuits Understand the tradeoffs in applying super
Exam 3 Practice Problems 1. Using a series of source transformations, find Vo in the following circuit:
300V
Vo = 120.V
4 10A 6 40 10 + Vo 8 24
2. . Use a series of source transformations to find Io in the circuit below:
10A Io 4 1 40 4A 5 2 10V
Io=1.00 A
Exam 3 Review Sheet Source Transformations
We can make a one-port network consisting of an independent voltage source and series resistor to be identical to a second one-port network consisting of an independent current source and parallel resistor using
Chapter 4, Problem 40. Find the Thevenin equivalent at terminals a-b of the circuit in Fig. 4.107. + Vo 10 k a 70 V + _ b
+
20 k
4 Vo
I
Figure 4.107 For Prob. 4.40. Solution. To obtain VTh, we apply KVL to the loop. -70 + (10 + 20)kI + 4Vo = 0 But Vo = 1
Power Calculations 1. Find the power produced or absorbed by each source.
Answer: Source
2A 80 V 100 V
Power
60 V
5A
2A 60V 80V 5A 100V
320.W 120.W 400.W 900.W 300.W
Absorbed or Delivered? Absorbed Delivered Absorbed Delivered Absorbed
2. If the connectio