1. 전자기학이란? 전기(Electricity) + 자기(Magnetism) : Electromagnetics
전자기현상의 원인 : Electric charges
At rest
In motion Steady-motion
Time-varying
: Electrostatic fields
: Steady-magnetic fields
: Time-varying e.m fields
Maxwell’s eq. in differential form

2. Electromagnetic flow diagrams
Electrostatic system
Magnetostatic system
Electromagnetic system (Time-Varying)
Electromagnetic flow diagrams showing the relationship between the potentials and vector fields

3. Analogy between electric and magnetic fields
Maxwell