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The rms value of the electric field of the light coming from the sun is 720N/C.

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asked Mar 26, 2018 in Physics by paayal (26,720 points) ● 4 ● 6 ● 11

The rms value of the electric field of the light coming from the sun is 720N/C. The average total energy density of the electromagnetic wave is
(a) 3.3 × 10–3J/m3 

(b) 4.58 × 10–6J/m3

(c) 6.37 × 10–9J/m3 

(d) 81.35 × 10–12J/m3 .

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answered Mar 26, 2018 by sanjaydas (61,430 points) ● 5 ● 7 ● 7
selected Mar 28, 2018 by Vikash Kumar
 
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