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JEE · NEET Previous Year Question

$Relation between the colour and the temperature of a star is given by$

Topic: NEET PYQ

Answer: A. Full step-by-step solution below.

A $Wein’s displacement law$
B $Planck’s law$
C $Hubble’s law$
D $Fraunhofer diffraction law$

Correct answer: A

Solution

(a) Every colour has their particular wavelength or wavelength range and among the given option only wiens displacement law give the relation between wavelength and temperature as λT = constant

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