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The Wien’s displacement law expresses a relation between ___________

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The Wien’s displacement law expresses a relation between ___________

(a) Wavelength corresponding to maximum energy and absolute temperature

(b) Radiated energy and wavelength

(c) Temperature and emissive power

(d) Colour of light and emissive power

I had been asked this question in an online interview.

I need to ask this question from Latent Heat in portion Kinetic Theory of Gases of Engineering Physics I

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Correct answer is (a) Wavelength corresponding to maximum energy and absolute temperature

To explain I would say: Wien’s displacement law gives a relation between wavelength corresponding to maximum energy emitted by a black body and its absolute temperature.

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