The energy radiated by sun on a bright sunny day is approximately______________?
Correct answer: C. 1 kW/m2
- A. 700 W/m2
- B. 800 W/m2
- C. 1 kW/m2
- D. 2 kW/m2
Explanation
Solar irradiance at the Earth's surface on a clear sunny day is commonly approximated as 1 kW/m², although it varies with location, time, and atmospheric conditions.
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