explain about planks law?
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Planck's law describe the spectral density of electromagnetic radiations emitted by a black body in thermal equilibrium at a given temperature (T) it is a pioneering result of modern physics and quantum theory.
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planks law describes the spectral dencity of electromagnetic radiation emitted by a black body in thermal equilibrium at given temperature
when there is no net flow of matter or energy between the body and its environment
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