A plane electromagnetic wave of frequency 25 MHz travels in free space along x…
Physics · Class 12 · CBSE — Electromagnetic Waves
A plane electromagnetic wave of frequency 25 MHz travels in free space along x-direction. At a particular point in space and time, electric field E = 6.3 V m–1. The magnitude of magnetic field B at this point is
- 1.2 × 10–6 T
- 1.2 × 10–8 T
- 2.1 × 10–6 T
- 2.1 × 10–8 T
Answer
(D) 2.1 × 10 –8 T
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