Electromagnetic Waves

Electromagnetic Waves

Reflection

  • No phase change in the magnetic field
  • 180° phase change in the electric field

Vice versa is true when reflection occurs at lower refractive index interface.

  • GRE Physics GR0177: Problem 066

Magnitude

$$ \large |\vec{B}| = \frac{|\vec{E}|}{c} $$
  • GRE Physics GR0177: Problem 095

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