A plane electromagnetic wave of frequency 50 MHz travels in free space along the positive x-direction. At a particular point in space and time, $\overrightarrow E = 6.3\widehat j\,V/m.$ The corresponding magnetic field $\overrightarrow {B,} $ at that point will be :

Question

18.9 $ \times $ 10^$-$8 $\widehat k$T

2.1 $ \times $ 10^$-$8 $\widehat k$T

6.3 $ \times $ 10^$-$8 $\widehat k$T

18.9 $ \times $ 10⁸ $\widehat k$T

Solution

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