1850Mechanical EngineeringMedium
According to Kirchoff’s law, the ratio of emissive power to absorptivity for all bodies is equal to the emissive power of a ________?
Ablack body
Bnone of the above
Cred hot body
Dbrilliant white polished body
Egrey body
Correct answer
A. black body
Explanation
The correct answer is black body.