A point source of electromagnetic radiation has an average power output of 800 W. The maximum value of electric field at a distance 4.0 m from the source is

A point source of electromagnetic radiation has an average power outpu

1.	A point source of electromagnetic radiation has an average power output of 800 W. The maximum value of electric field at a distance 4.0 m from the source is
A.	64.7 V/m
B.	57.8 V/m
C.	\[3000\,\,{AA}\]
D.	54.77 V/m
Answer» E.

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A point source of electromagnetic radiation has an average power output of 800 W. The maximum value of electric field at a distance 4.0 m from the source is

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