All Modules

Electromagnetism

Explore the beautiful interplay of electric and magnetic fields through 24 interactive demonstrations. From Coulomb's law to Maxwell's equations and electromagnetic wave propagation.

See also: Fourier Analysis for plane-wave solutions and spectral methods, Differential Geometry for Maxwell's equations on curved spacetime, and Relativity for the unification of electric and magnetic fields under Lorentz transformations.

  1. 01

    Electric Fields

    Field lines, vector plots, and the superposition principle

    3 demos
  2. 02

    Gauss's Law

    Electric flux, Gaussian surfaces, and conductor shielding

    3 demos
  3. 03

    Electric Potential

    Equipotentials, E = -nabla V, and capacitors

    3 demos
  4. 04

    Magnetic Fields

    Current-generated fields, loops, and the Lorentz force

    3 demos
  5. 05

    Ampere's & Faraday's Laws

    Circulation, changing flux, and electromagnetic induction

    3 demos
  6. 06

    Maxwell's Equations

    The four equations unified, displacement current, and symmetry

    3 demos
  7. 07

    Electromagnetic Waves

    Wave propagation, polarization, and the EM spectrum

    3 demos
  8. 08

    Energy & Applications

    Poynting vector, LC circuits, and standing waves

    3 demos

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