The maximum emission wavelength at temperature 2000 K is $\;4 \mu m\;$ . The maximum wavelength corresponding to temperature 2400 K will be

Question

$(a)\;3.33 \times 10^{-6} \;m\qquad(b)\;1\;m\qquad(c)\;10^{-6}\;m\qquad(d)\;0.66 \times 10^{-6}\;m$