My Duties

• Review lectures
• Demonstrate example problems and derivations
• Grade students’ homework
• Hold office-hour Q&A

Description

Introduction to electromagnetic fields. Coulomb’s law, Gauss’s law, electrical potential, dielectric materials capacitance, boundary value problems, Biot-Savart law, Ampere’s law, Lorentz force equation, magnetic materials, magnetic circuits, inductance, time varying fields and Maxwell’s equations.

Learning Objectives

• Understand Maxwell’s equations
• Understand electromagnetic fields, charges, currents
• Applications of 3-dimensional calculus
• Understand basic units (charge, voltage, physical understanding of these terms)
• Understand field concept underlying common electrical components (e.g., inductors, transistors)

Topics Covered

• Electromagnetic Model, Vector Analysis Review
• Coulomb’s law and electric field
• Gauss’s law and applications
• Electric potential
• Conductors and dielectrics in static electric field
• Electric flux density and dielectric constant
• Boundary conditions for electrostatic fields
• Capacitance and Capacitors
• Electrostatic energy and forces
• Poisson’s and Laplace’s equations and uniqueness
• Method of images
• Boundary-value problems
• Current density and ohm’s law
• Kirchhoff’s voltage and current laws
• Joule’s law, boundary conditions, resistance
• Magnetostatics in free space
• Vector magnetic potential, Biot-Savart law
• Magnetic dipole, magnetization
• Magnetic field intensity, magnetic circuits
• Magnetic materials, boundary conditions, inductance
• Magnetic energy, magnetic forces, torque
• Time varying fields and Maxwell’s equations introduction