In a plane electromagnetic wave, the ele...

In a plane electromagnetic wave, the electric field oscillates sinusoidally at a frequency of `2xx10^(10)Hz` and amplitude `48V//m`. The wavelength of the wave will be-

`24xx10^(-10)m`

`1.5xx10^(-2)m`

`4.16xx10^(-8)m`

`3xx10^(8)m`

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