The Rms Value of the Electric Field in an Electromagnetic $\times$

question 40

Multiple Choice

The rms value of the electric field in an electromagnetic wave is E_rms = 200 V/m.The intensity of this wave is approximately

• A)53.1 W/m²
• B)106 W/m²
• C)1.59 \(\times\) 10¹⁰ W/m²
• D)3.18 \(\times\) 10¹⁰ W/m²
• E)1.70 kW/m²

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