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A black body has maximum wavelength λm at temperature. 2000 K. Its corresponding wavelength at temperature 3000 K will be

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a
32 λm
b
23λm
c
49λm
d
94λm

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detailed solution

Correct option is

λm2= T1T2×λm1= 20003000×λm1= 23λm1 = 23λm


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