cse • paper_1 • electrodynamicscse-2005-subject-03-007
Wien’s displacement law — UPSC CSE 2005 Physics PYQ
Buy PYQ Solution Manual →(c) Use the Planck formula for the blackbody radiation u(\omega, T) = \frac{\hbar^2}{\pi^2 c^3} \frac{\omega^3}{\exp(\beta \hbar \omega) - 1} with \beta = \frac{1}{k_B T} to derive Wien's law, Rayleigh-Jeans law and Stefan-Boltzmann law.
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