Consider the problem of photons in a spherical cavityat temperature T, as described in
Chapter 9, Problem 40(choose chapter or problem)
Consider the problem of photons in a spherical cavityat temperature T, as described in Section 9.7. (a) Forthe entire collection of photons, what is the numberdensity (number of photons per unit volume)?(b) Evaluate your result from (a) numerically atT 500 K and T 5800 K (the approximate temperatureof the suns surface).
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