A plane electromagnetic wave of frequenc...

A plane electromagnetic wave of frequency `25 Mhz` travels in free space along the x-direction. At a particular point in space and time, `E= (6.3 j) V//m`. What is `B` at this point?

`8.33xx10^(-8)hatkT`

`18.9xx10^(-8)hatkT`

`4.1xx10^(-8)hatkT`

`2.1xx10^(-8)hatkT`

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