2. Overhead sunlight arrives on the surface of the earth at an intensity of about 1,000W/m2. How many photons per second

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answerhappygod
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2. Overhead sunlight arrives on the surface of the earth at an intensity of about 1,000W/m2. How many photons per second

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2. Overhead sunlight arrives on the surface of the earth at
an intensity of about 1,000W/m2. How many photons per second strike
a solar panel whose area is 1.6 square meters, if the typical
wavelength is휆=0.5휇m?
3. Using the setup in Problem 2, how many photons enter your
pupil every second if you look directly at the sun? When doing so,
your pupil restricts to a diameter of about 2 mm.
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