The statement that the emissivity and absorptivity of a surface is sur – McqOptions

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1.	The statement that the emissivity and absorptivity of a surface is surrounded by its own temperature are the same for both monochromatic and total radiation, is known as
A.	Kirchhoff's law
B.	Lambert law
C.	Stefan Boltzman low
D.	D'Alembert's rule
E.	Law of emissivity
Answer» B.

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