Question

The rms value of the electric field of light coming from the sun is 720 N/C. The average total
energy density of the electromagnetic wave is :
(a) 4.58 x 10- J/m
(6) 6.37 10-J/m
(c) 1.35 x 10-1? J/mº
(d) 3.3 x 10-J/m
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Answer 1

Explanation:

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