Which scientific law did Wilhelm Wien deduce in 1893?
Newton's law
Law of thermodynamics
Wien's displacement law
Laws of motion
Answer
Wien's displacement law states that the wavelength of a black body's peak emission is inversely proportional to its temperature. This means that as the temperature of a black body increases, the wavelength of its peak emission decreases. The law was derived by Wilhelm Wien in 1893.
Wonderful Wilhelm Wien: A Journey through the Life of a Visionary Physicist
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