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JEE PHYSICS MCQ: THERMAL PROPERTIES OF MATTER

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Wien's law is concerned with
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Correct option: D
a relation between the temperature of a black body and the wavelength at which there is maximum radiant energy per unit wavelength
Option D (a relation between the temperature of a black body and the wavelength at which there is maximum radiant energy per unit wavelength) is correct because Wien's displacement law relates the peak wavelength of emission from a black body to its temperature.

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