EE240 Circuits 1

Fall 2022

Department of Electrical Engineering
Syed Babar Ali School of Science and Engineering
Lahore University of Management Sciences.

Announcements

• (Sep. 05) Welcome to EE 240 Circuits I.
  
  

Course Overview

The course provides an introduction to circuit analysis. Topics covered include introduction to passive components (R, L, C), independent and controlled energy sources, lumped parameter models, conventions for describing networks, analysis and solution of first order and second order circuits, determination of initial conditions in these circuits and their transient and steady state responses.

Administrative Details

• Course Outline (Click to download)
  
  

• Lecture Schedule: Monday, Wednesday 4:30 PM to 05:45 PM
  

• Tutorial Schedule: TBA
  

• Textbook:
  

  • Network Analysis, 3rd edition, by M. E. Van Valkenburg, Pearson Education or PHI
    

• Supplementary Reading:

  • The Analysis and Design of Linear Circuits by R E Thomas, A J Rosa and G J Toussaint, John Wiley, 6th Edition, 2000

  • Electric Circuits Fundamentals by S Franco, Oxford University Press, 2002

  • Basic Engineering Circuit Analysis by J D Irwin and R M Nelms, Wiley, 9th Edition, 2008
    

• Office Hours and Contact Information
  

  • Instructor (zubair.khalid@lums.edu.pk): Tuesday and Thursday, 3-4 pm

  • TA Shahmir Altamash Mahmud (24100069@lums.edu.pk): Office hours, TBA

  • TA Mohammad Masna Hassan (23100249@lums.edu.pk): Office hours, TBA

  • TA Muhammad Ibrahim (23100142@lums.edu.pk): Office hours, TBA

Grading Distribution

• Assignments, 20 %

• Quizzes, 20 %

• Mid-Exam, 25 %

• Final Exam, 35 %
  

Lecture Notes and Exams

Lecture notes, exams and reading assignmnets will be posted here.

• 2022 Final Exam
  

  • EE240 2022 Final Exam
    

  • EE240 2022 Final Exam Solutions
    

• 2022 Mid Exam
  

  • EE240 2022 Mid Exam
    

  • EE240 2022 Mid Exam Solutions
    

Assignments

Quizzes

Lecture Plan

• Week 01 (Notes)

  • Course Introduction

  • Fundamental concepts: Chrage, Current, Voltage, Power, Energy, Passive Sign Convention

  • Review of fundamental concepts

  • V,I ideal sources

  • Passive Elements: Resistor, IV characteristics
    

• Week 02 (Notes)

  • Passive Elements: Capacitor, capacitance, IV characteristics, Examples
    

• Week 03 (Notes 1) (Notes 2)

  • Passive Elements: Inductor, induactance

  • R,L,C summary

  • Series, parallel connection

• Week 04 (Notes)

  • Series, parallel connection of sources

  • Practical models of R,L,C

  • V,I practical sources

  • Controlled Sources

  • Mutual Inductance

  • Dot Convention

  • Graphical Representation

• Week 05, 06 (Notes)

  • Circuit Analysis Overview

  • Kirchhof's Current Law (KCL) for Nodal Analysis

  • Kirchhof's Voltage Law (KVL) fo Loop Analysis

  • Network Equations for mutually coupled circuits

  • Matrix Formulation

  • Examples

• Week 07 (Notes)

  • Equivalent Networks Concept

  • Source Transformation

  • Moving Sources

  • Superposition Principle

• Week 08

  • Super Node (Notes)

  • Super Loop

  • Duality in Circuits (Notes)

• Week 09 (Notes)

  • Thevenin's Theorem

  • Norton's Theorem

  • Examples

  • Maximum Power Transfer Theorem

• Week 10 (Notes)

  • First Order Circuits

  • Solution of first order differential equation

  • Series RC Circuit

  • Series RL circuit

  • Solving First Order Complicated Circuit with DC sources

  • Problems on First Order Circuits

• Week 11 (Problems on Initial Conditions)

  • Initial Conditions

  • Problems on Initial Conditions (Chapter 5)

• Week 12, 13 (Notes and Problems)

  • Second Order Circuits - Solution of Homogeneous Differential Equation

  • Solution of Homogeneous 2nd order Differential Equation - Standard form formulation

  • Series, Parallel RLC Circuit

  • Higher order differential equations, time varying forcing function