A plane E.M. wave of frequency 40 MHz tr...

A plane `E.M.` wave of frequency `40 MHz` travels along `X`-axis. At same point at same instant, the electric field `E` has maximum value of `750 N//C` in `Y`- direction. The magnitude and direction of magnetic field is

`2.5 muT` along `X-"axis"`

`2.5 muT` along `Y-"axis"`

`2.5 muT` along `Z-"axis"`

`5 muT` along `Z-"axis"`

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The correct Answer is:

`B=(E)/(C )`

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