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In an electromagnetic wave, the amplitud...

In an electromagnetic wave, the amplitude of electric firld is `1 V/m`. The frequency of wave is `5xx10^(14)Hz`. The wave is propagating along `z`-axis. The average energy density of electric field, in `"joule"//m^(3)`,will be

A

`2.2 xx 10^(-12) J // m^(2)`

B

`22 xx 10^(-12) J//m^(2)`

C

`2.2 xx 10^(12) J//m^(2)`

D

`22 xx 10^(12) J//m^(2)`

Text Solution

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The correct Answer is:
A
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