Determine the number of photons per second per square meter

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Reference no: EM13265889

Light is shining perpendicularly on the surface of the earth with an intensity of 131 W/m2. Assuming all the photons in the light have the same wavelength (in vacuum) of 677 nm, determine the number of photons per second per square meter that reach the earth.

Reference no: EM13265889

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