Environmentalmedium · Past Paper
What is the 'Solar Constant' approximately?
A1000 W/m²
B1361 W/m²
C500 W/m²
D2000 W/m²
✓ Correct Answer: B — 1361 W/m²
The solar constant is the average amount of solar radiation received per unit area at the top of Earth's atmosphere, about 1361 W/m².
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