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Electromagnetic Waves question

2023 · 11 Apr · Shift 2 · Q44
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  5. /2023 · 11 Apr · Shift 2 · Q44

Electromagnetic Waves question

2023 · 11 Apr · Shift 2 · Q44

JEE MainPhysicsElectromagnetic WavesMCQ+4 / −1
A plane electromagnetic wave of frequency 20 MHz20 ~\mathrm{MHz}20 MHz propagates in free space along x\mathrm{x}x-direction. At a particular space and time, E→=6.6j^ V/m\overrightarrow{\mathrm{E}}=6.6 \hat{j} \mathrm{~V} / \mathrm{m}E=6.6j^​ V/m. What is B→\overrightarrow{\mathrm{B}}B at this point?
  1. A
    −2.2×10−8i^T-2.2 \times 10^{-8} \hat{i} T−2.2×10−8i^T
  2. B
    2.2×10−8i^T2.2 \times 10^{-8} \hat{i} T2.2×10−8i^T
  3. C
    2.2×10−8k^T2.2 \times 10^{-8} \hat{k} T2.2×10−8k^T
  4. D
    −2.2×10−8k^T-2.2 \times 10^{-8} \hat{k} T−2.2×10−8k^T
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