According of Kirchhoff's law, – McqOptions

MCQOPTIONS

1.	According of Kirchhoff's law,
A.	radiant heat is proportional to fourth power of absolute temperature
B.	emissive power depends on temperature
C.	emissive power and absorptivity are constant for all bodies
D.	ratio of emissive power to absorptive power for all bodies is same and is equal to the emissive power
Answer» E.

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