Radiation of a Single Frequency Reaches the Upper Atmosphere of the Earth

question 67

Multiple Choice

Radiation of a single frequency reaches the upper atmosphere of the earth with an intensity of 1350 W/m².What is the maximum value of the $\vec { E }$ field associated with this radiation? (c = 3.00 × 10⁸ m/s,μ₀ = 4π × 10^-7 T ∙ m/A,ε₀ = 8.85 × 10^-12 C²/N ∙ m²)

• A)675.0 V/m
• B)1604 V/m
• C)1400 V/m
• D)1350 V/m
• E)1010 V/m

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