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ELECTROMAGNETIC WAVES
Question #87234
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Question
How is the magnetic field expressed for an EM wave moving along the z-axis?
A. B = B₀ cos(ωt)
B. B = B₀ sin(ωt)
C. B = B₀ tan(kz – ωt)
D. B = B₀ sin(kz – ωt)
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