The rms value of the electric field of the light coming from the sun is 720 N/C. The average total energy density of the electromagnetic wave is- (1) 4.58 × 10–6 J/m3 (2) 6.37 × 10–9 J/m3 (3) 81.35 × 10–12 J/m3 (4) 3.3 × 10–3 J/m3
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85 \times 10^{-12} \times (720)^2 \) Show more…
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The rms value of electric field of light coming from sun is $720 \mathrm{~N} / \mathrm{c}$. The average total energy density of electromagnetic wave is (A) $6.37 \times 10^{-9} \mathrm{~J} / \mathrm{m}^{3}$ (B) $4.58 \times 10^{-6} \mathrm{~J} / \mathrm{m}^{3}$ (C) $81.35 \times 10^{-12} \mathrm{~J} / \mathrm{m}^{3}$ (A) $3.3 \times 10^{-3} \mathrm{~J} / \mathrm{m}^{3}$
The rms value of the electric field of the light coming from the sun is $720 \mathrm{~N} / \mathrm{C}$. The average total energy density of the electromagnetic wave is [2006] (A) $3.3 \times 10^{-3} \mathrm{~J} / \mathrm{m}^{3}$ (B) $4.58 \times 10^{-6} \mathrm{~J} / \mathrm{m}^{3}$ (C) $6.37 \times 10^{-9} \mathrm{~J} / \mathrm{m}^{3}$ (D) $81.35 \times 10^{-12} \mathrm{~J} / \mathrm{m}^{3}$
The rms value of the electric field of the light coming from the sun is $720 \mathrm{~N} / \mathrm{c}$. The average total energy density of the electromagnetic wave is (A) $4.58 \times 10^{-6} \mathrm{Jm}^{-3}$ (B) $6.3 \times 10^{-9} \mathrm{Jm}^{-3}$ (C) $81.35 \times 10^{-12} \mathrm{Jm}^{-3}$ (D) $3.3 \times 10^{-3} \mathrm{Jm}^{-3}$
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