Transmission Of Heat Question 147

Question: Relation between emissivity $ e $ and absorptive power $ a $ is (for black body)

Options:

A) $ e=a $

B) $ e=\frac{1}{a} $

C) $ e=a^{2} $

D) $ a=e^{2} $

Show Answer

Answer:

Correct Answer: A

Solution:

For a black body emissivity = absorptive power.