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Topic outline
- EEE-225: Electromagnetic Fields & Waves
EEE-225: Electromagnetic Fields & Waves
Welcome to this course on EEE-225: Electromagnetic Fields & Waves. Engineering students of EEE discipline has to undergo this course as a core subject. This course is designed to provide the basic ideas about vectors, vector calculus and different co-ordinate system. Furthermore, it provides the basic knowledge of electromagnetic fields, energy and power. A reasonable understanding on the basics and applications of electric and magnetic field is very important for every electrical engineer, which can be achieved by completing this course.
General Instructions/Guidelines:
- All the students registered for this course you have to register first and enroll in “Moodle”.
- Students can find all the course materials from here.
- All types of information/instructions about this course will be posted on “Announcements” section.
- Two parallel platforms Moodle and Google Meet will be used for live classes. We may switch between these two depending upon the situation. Interaction link is given as "Google Meet Link" under "Resources" section.
- All the students have to submit the soft copy of their Assignment in Moodle.
- All the students have to submit a video Presentation in Moodle.
- All the assessment activities (Quiz, Mid-Term Exam, Final Exam etc.) will available accordingly with time.
- All of you are encouraged to deliver feedback or discussion for each of the modules through discussion or feedback forum.
- Course Instructor(s)
Course Instructor(s)
Arnob Saha
Lecturer
Department of Electrical and Electronic Engineering
Daffodil International University
Contact Number: 01521208179
E-mail Address: arnobsaha.eee@diu.edu.bd
Room: 601 (Main Campus)
- Course Information
Course Information
Course Objectives:
- To develop the basic ideas about vectors, vector calculus& co-ordinate system.
- To understand the ideas of electromagnetics including Static and dynamic electromagnetic (EM) fields, energy, and power.
- To study and interpret Divergence theorem, Stoke’s theorem, Gauss’s law, Biot-Savart law, Curl, Ampere’s law, Farayay’s law, Boundary conditions and Maxwell’s equations.
- To relate the knowledge of EM to important applications.
Course Outcomes (COs):
- Describe the physical interpretation of vector calculus operations.
- Analyze and visualize different types of co-ordinates system.
- Interpret visualizations of electric fields, electric scalarpotentials, magnetic fields and different theorems/laws (Divergence theorem, Stoke’stheorem, Biot-Savart law, Curl, Ampere’s law, Farayay’s law etc)along with boundary conditions and Maxwell’s equations.
- Apply the knowledge and understanding to explain how electromagnetic phenomena are utilized and also the principles to perform required calculations.
Course Contents:
- Vector Analysis: Scalars and Vectors, Vector Algebra, Unit Vector, Cartesian Co-ordinate System, Cylindrical Co-ordinate System, Spherical Co-ordinate System, The Dot Product and The Cross Product.
- Coulomb’s Law and Electric Field Intensity: The Experimental Law of Coulomb, Electric Field Intensity, Electric Fields due to Continuous Charge Distribution, Field due to a Continuous Volume Charge Distribution, Field of a Line Charge and Field of a Sheet Charge.
- Electric Flux Density, Gauss’s Law and Divergence: Electric Flux Density, Gauss’s Law, Application of Gauss’s Law, Divergence Theorem and Maxwell’s First Equation (Electrostatics).
- Energy and Potential: Energy expanded in moving a Point Charge in an Electric Field, The Line Integral, Electric Potential, Potential Difference, Potential Gradient, The Dipole and Energy Density in the Electrostatic Field.
- Conductors, Dielectrics, Resistance and Capacitance: Current, Current Density, Continuity of Current, Conductors, Resistance, Boundary Conditions and Capacitance.
- Poisson’s and Laplace’s equations: Poisson’s and Laplace’s equations, Examples of solutions of Poisson's and Laplace equations
- The Steady Magnetic Field: Biot-Savart Law, Ampere’s Circuital Law, Curl, Stokes’ Theorem, Magnetic Flux and Magnetic Flux Density.
- Magnetic Forces, Materials and Inductance: Magnetic Forces, Magnetic Boundary Conditions, Magnetic Circuit, Inductance and Mutual Inductance.
- Time-Varying Fields and Maxwell’’s Equations: Faraday’s Law, Maxwell’s Equations in Point form and Maxwell’s Equations in Integral form.
What are your expectations/suggestions regarding this course?
- Resources
- Module-1: Vector Analysis
Module-1: Vector Analysis
Lecture Objective:
- To be familiar with Unit Vectors and different calculations.
- To be familiar with The Cartesian Co-ordinate system (Vector representation, Range of variables, Differential Length, Surface and Volume).
- To be familiar with The Cylindrical Co-ordinate system (Vector representation, Range of variables, Differential Length, Surface and Volume).
- To be familiar with The Spherical Co-ordinate system (Vector representation, Range of variables, Differential Length, Surface and Volume).
- To understand the point conversion and vector conversion from one co-ordinate system to another.
- To understand The Dot Product and The Cross Product.
Lecture Outcome:
At the end of the session students will able to:
- Learn about Unit vector and related calculations.
- Learn about The Cartesian Co-ordinate system along with its Vector representation, Range of Variables, Differential Length, Surface and Volume.
- Learn about The Cylindrical Co-ordinate system along with its Vector representation, Range of Variables, Differential Length, Surface and Volume.
- Learn about The Spherical Co-ordinate system along with its Vector representation, Range of Variables, Differential Length, Surface and Volume.
- Learn about the point conversion and vector conversion from one co-ordinate system to another.
- Understand The Dot Product and The Cross Product.
Lecture Contents:
- Scalars and Vectors
- Vector Algebra
- Unit Vector
- Cartesian Co-ordinate System
- Cylindrical Co-ordinate System
- Spherical Co-ordinate System
- The Dot Product
- The Cross Product
What was your learning from this lecture module?
- Module-2: Coulomb's Law and Electric Field Intensity
Module-2: Coulomb's Law and Electric Field Intensity
Lecture Objective:
- To learn Coulomb's Law and it’s applications.
- To understand the Electric Field Intensity and parameters.
- To be familiar with Electric Fields due to Continuous Volume Charge Distribution.
- To understand Field of a Line Charge.
- To understand Field of a Sheet Charge.
Lecture Outcome:
At the end of the session students will able to:
- Learn about Coulomb’s Law and it’s applications.
- Understand the Electric Field Intensity.
- Understand Electric Fields due to Continuous Volume Charge Distribution.
- Gain knowledge about Field of a Line Charge and Sheet Charge.
COs Mapping:
Lecture Contents:
- The Experimental Law of Coulomb
- Electric Field Intensity
- Electric Fields due to Continuous Charge Distribution
- Field due to a Continuous Volume Charge Distribution
- Field of a Line Charge
- Field of a Sheet Charge
- Every topic/content discussed on Module-2
- Every mathematical example/problems discussed on Module-2
- Given task (Topic/Mathematical Problems) in classes for Module-2
*** Submit your Assignment on Module-2 on or before the deadline in Moodle.
What was your learning from this lecture module?
- Module-3: Electric Flux Density, Gauss's Law and Divergence
Module-3: Electric Flux Density, Gauss's Law and Divergence
Lecture Objective:
- To understand the Electric Flux Density and it’s parameters.
- To learn Gauss’s Law and it’s applications.
- To learn Divergence theorem.
- To gain knowledge about Maxwell’s First Equation (Electrostatics).
Lecture Outcome:
At the end of the session students will able to:
- Understand the Electric Flux Density.
- Learn about Gauss’s Law and it’s applications.
- Learn about Divergence theorem and Maxwell’s First Equation.
COs Mapping:
Lecture Contents:
- Electric Flux Density
- Gauss’s Law
- Application of Gauss’s Law
- Divergence Theorem
- Maxwell’s First Equation (Electrostatics)
- Every topic/content discussed on Module-3
- Every mathematical example/problems discussed on Module-3
- Given task (Topic/Mathematical Problems) in classes for Module-3
*** Submit your Assignment on Module-3 on or before the deadline in Moodle.
What was your learning from this lecture module?
- Module-4: Energy and Potential
Module-4: Energy and Potential
Lecture Objective:
- To be familiar with different electrical parameters.
- To understand Electric Potential, Potential Difference and Potential Gradient.
- To gain knowledge about the Dipole.
- To be familiar with Energy Density in the Electrostatic Field.
Lecture Outcome:
- At the end of the session students will able to:
- Learn Electric Potential, Potential Difference, Potential Gradient and other different parameters.
- Understand the Dipole and Energy Density in the Electrostatic Field.
COs Mapping:
Lecture Contents:
- Energy expanded in moving a Point Charge in an Electric Field
- The Line Integral
- Electric Potential
- Potential Difference
- Potential Gradient
- The Dipole
- Energy Density in the Electrostatic Field
- Every topic/content discussed on Module-4
- Every mathematical example/problems discussed on Module-4
- Given task (Topic/Mathematical Problems) in classes for Module-4
*** Submit your Assignment on Module-4 on or before the deadline in Moodle.
What was your learning from this lecture module?
- Module-5: Conductors, Dielectrics & Capacitance
Module-5: Conductors, Dielectrics & Capacitance
Lecture Objective:
- To be familiar with Boundary conditions.
- To understand current density and continuity of current.
- To gain knowledge about resistance and capacitance.
Lecture Outcome:
At the end of the session students will able to:
- Learn current density and continuity of current.
- Understand the Boundary conditions.
- Learn about resistance and capacitance.
COs Mapping:
Lecture Contents:
- Current and Current Density
- Charge in motion constitutes current
- Continuity of current
- The resistance of conductors of uniform fields
- Boundary conditions
- Dielectric-Dielectric Boundary Conditions
- Conductor-Dielectric Boundary Conditions
- Conductor-Free Space Boundary Conditions
- Capacitance
- Every topic/content discussed on Module-5
- Every mathematical example/problems discussed on Module-5
- Given task (Topic/Mathematical Problems) in classes for Module-5
*** Submit your Assignment on Module-5 on or before the deadline in Moodle.
What was your learning from this lecture module?
- Mid Term Exam
- Quiz
- Assignment
- Presentation
- In case of missing to submit final answer script
In case of missing to submit final answer script
- Final Examination
Final Examination
The quiz will not be available until Saturday, 29 August 2020, 4:00 PM
This quiz will close on Saturday, 29 August 2020, 8:00 PM.
Time limit: 2 hours