1. Let Rbe the rate of photon emission (number of photons emitted per unit time) of the Sun and let Ebe the energy of a single photon. Then the power output of the Sun is given by P = RE. Now E = hf = hc/λ, where h = 6.626 ×10–34J·s is the Planck constant,
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This note was uploaded on 06/03/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.