Question: The ultraviolet catastrophe was resolved by Planck by a . changing the pigment in his paint so that it absorbed light at shorter wavelengths. b

The ultraviolet catastrophe was resolved by Planck by
a. changing the pigment in his paint so that it absorbed light at shorter wavelengths.
b. stating that the emissivity of a black body is actually slightly less than one.
c. assuming that energy is quantized.
d. adjusting the value of the constant in Wiens displacement law.

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