ThermodynamicsHard
Question
A black body has maximum wavelength λm at 2000 K. Its corresponding wavelength at 3000 K is:
Options
A.
λm
λmB.
λm
λmC.
λm
λmD.
λm
λmSolution
Applying Wein′s displacement law,
λm T = Constant
λ1m T1 = λ2mT2
λm2000 = λ × 3000
λ = λm
λm T = Constant
λ1m T1 = λ2mT2
λm2000 = λ × 3000
λ =
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