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Q.Phase difference between electric and magnetic field vectors of an electromagnetic wave is:

i) 00
ii) π\pi
iii) π/2\pi/2
iv) 3π/23\pi/2
Uttar Pradesh UpmspUP Board (UPMSP) Intermediate 2022MCQ· 1mImportance★★★★★
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In a plane electromagnetic wave the electric and magnetic fields are in phase; the phase difference is 00.

For a wave travelling along xx, Ey=E0sin⁡(kx−ωt)E_y=E_0\sin(kx-\omega t) and Bz=B0sin⁡(kx−ωt)B_z=B_0\sin(kx-\omega t) — the same sinusoidal argument. They reach their maxima and zeros together, so the phase differenc …

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