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| 1. |
The earth receives solar radiation at a rate of 8.2Jcm−2min−1. If the sun radiates as the black bodies, the temperature at the surface of the sun will be (the angle subtended by sun on the earth in suppose 0.53∘ and Stefan constant is σ=5.67×10−8Wm−2k4) |
| Answer» The earth receives solar radiation at a rate of 8.2Jcm−2min−1. If the sun radiates as the black bodies, the temperature at the surface of the sun will be (the angle subtended by sun on the earth in suppose 0.53∘ and Stefan constant is σ=5.67×10−8Wm−2k4) | |