The frequency of the power wave associated with an electromagnetic wav

1.	The frequency of the power wave associated with an electromagnetic wave having an E field as
A.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center> </center></td></tr><tr><td style="text-align: center;">8 </td></tr></table>
B.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center> </center></td></tr><tr><td style="text-align: center;">4 </td></tr></table>
C.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center> </center></td></tr><tr><td style="text-align: center;">2 </td></tr></table>
D.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center> </center></td></tr><tr><td style="text-align: center;"> </td></tr></table>
Answer» E.

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The frequency of the power wave associated with an electromagnetic wave having an E field as

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