Answer to Question #214064 in Physics for Tawanda

Question

4. The average intensity of sunlight,𝑆̅ at the upper atmosphere is approximately1400𝑊𝑚−2. The average distance between Earth and the Sun is1.50 × 1011 𝑘𝑚, and the mean radius of Earth is 6370 𝑘𝑚.

a) Calculate the amplitudes of the electric and magnetic fields in the sunlight

b) Calculate the average power generated by the Sun

c) Calculate the total power intercepted by Earth

Answer 1

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