Gwybodaeth Modiwlau
Module Identifier
PH32510
Module Title
Electromagnetism
Academic Year
2013/2014
Co-ordinator
Semester
Semester 1
Pre-Requisite
MP26020 or FG26020; and successful completion of Year 2.
Other Staff
Course Delivery
| Delivery Type | Delivery length / details |
|---|---|
| Lecture | 22 x 1-hour lectures and examples classes |
Assessment
| Assessment Type | Assessment length / details | Proportion |
|---|---|---|
| Semester Exam | 2 Hours : Written examination | 80% |
| Semester Assessment | 2 Examples sheets | 20% |
| Supplementary Exam | 2 Hours : Written examination | 100% |
Learning Outcomes
After taking this module students should be able to:
- apply the differential operators of vector calculus to electromagnetic problems.
- describe the four basic laws of electromagnetism and their applications.
- explain the effects of matter on electric and magnetic fields and the boundary conditions for such fields.
- solve problems on resonance in alternating current circuits.
Brief description
This module presents the concepts of electromagnetism in terms of vector calculus. Topics covered include electrostatics, dielectrics, magnetic fields, magnetic fields in matter, electromagnetic induction, alternating currents and resonance, Maxwell's equations.
Content
RECAP VECTOR CALCULUS:
Grad, div, curl, divergence theorem, Stokes' theorem, vector identities.
ELECTROSTATICS:
Electric charge and field, Gauss' law, electrostatic energy, potential, capacitors, dielectrics, polarisation, electric displacement, boundary conditions for D and E, Poisson's equation, electrostatic calculations.
MAGNETIC FIELDS:
Lorentz force, magnetic dipole, Ampere's law, magnetic vector potential, Biot-Savart law, magnetic flux, magnetisation, magnetic intensity, boundary conditions for B and H, hysteresis.
ELECTROMAGNTIC INDUCTION:
Faraday's law, inductance, magnetic energy.
MAXWELL EQUATIONS:
Equation of continuity, displacement current, Maxwell's equations and plane electromagnetic wave solution, Poynting vector, polarisation of waves, behaviour at plane interfaces.
ALTERNATING CURRENT AND RESONANCE:
Frequency at resonance, Power: at resonance, near resonance, quality factorQ, series LCR circuit.
Grad, div, curl, divergence theorem, Stokes' theorem, vector identities.
ELECTROSTATICS:
Electric charge and field, Gauss' law, electrostatic energy, potential, capacitors, dielectrics, polarisation, electric displacement, boundary conditions for D and E, Poisson's equation, electrostatic calculations.
MAGNETIC FIELDS:
Lorentz force, magnetic dipole, Ampere's law, magnetic vector potential, Biot-Savart law, magnetic flux, magnetisation, magnetic intensity, boundary conditions for B and H, hysteresis.
ELECTROMAGNTIC INDUCTION:
Faraday's law, inductance, magnetic energy.
MAXWELL EQUATIONS:
Equation of continuity, displacement current, Maxwell's equations and plane electromagnetic wave solution, Poynting vector, polarisation of waves, behaviour at plane interfaces.
ALTERNATING CURRENT AND RESONANCE:
Frequency at resonance, Power: at resonance, near resonance, quality factorQ, series LCR circuit.
Reading List
Recommended TextGrant & Phillips Electromagnetism 2nd Primo search Supplementary Text
Lorrain, P. and Corson, D. R. Electromagnetism: Principles and Applications Primo search Purcell, Edward M. (2012.) Electricity and magnetism /by Edward M. Purcell, David J. Morin. 3rd ed. Cambridge University Press Primo search
Notes
This module is at CQFW Level 6