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Andres123
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Homework Statement
The peak of the thermal radiation power spectrum (dR/dλ) is at a wacelength of about λm=hc/5kT. Why is the peak of the same power spectrum plotted as dR/df not at fm=c/λm= 5kT/h?
Homework Equations
dR/dλ= 2πhc2/(λ5(e(hc/λkT)-1))
f=c/λ