Electromagnetic Waves
Electromagnetic Waves. Chapter 34, sections 4-9 Energy and pressure Polarization Reflection and Refraction. Maxwell’s Equations in a Vacuum. Consider these equations in a vacuum: no charges or currents. E (x, t) = E P sin (kx- t) B (x, t) = B P sin (kx- t). ˆ. j. ˆ. z.
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