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March 26, 2017

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The intensity of sunlight at the the top of the Earth's atmosphere is about 1350 W/m2. (The intensity at the surface of the Earth is somewhat smaller due to absorption and reflection by the atmosphere.) What is the total power emitted by the Sun?

• Physics - ,

The intensity of sunlight at the the top of the Earth's atmosphere is about 1450 W/m2. (The intensity at the surface of the Earth is somewhat smaller due to absorption and reflection by the atmosphere.) What is the total power emitted by the Sun?