The ratio of the emissive power and absorptive power of all bodies is – McqOptions

MCQOPTIONS

1.	The ratio of the emissive power and absorptive power of all bodies is the same and is equal to the emissive power of a perfectly blackbody. This statement is known as
A.	Kirchhoff's law
B.	Stefan's law
C.	Wien law
D.	Planck's law
Answer» B. Stefan's law

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