For electromagnetic radiation of intensity of 1.00 W/m², what is the rms value of the electric field? A) 19.4 V/m B) 9.69 V/m C) 6.45 × 10^-8 V/m D) 9.11 × 10^-8 V/m E) 3.00 × 10⁷ V/m

Question

Quizplus · Accepted Answer

The rms value of the electric field (E_rms) can be calculated using the formula: E_rms = sqrt(2 * I / c * ε₀), where I is the intensity, c is the speed of light, and ε₀ is the permittivity of free space. Substituting the given values, E_rms ≈ 19.4 V/m.

For Electromagnetic Radiation of Intensity of 1