Mechanical Engineering - Heat Transfer, Refrigeration and Air Conditioning - Discussion
Discussion Forum : Heat Transfer, Refrigeration and Air Conditioning - Section 2 (Q.No. 18)
18.
The emissivity for a black body is
Discussion:
12 comments Page 2 of 2.
Arpit said:
9 years ago
I think it should be zero.
Ashok Kumar chauhan said:
9 years ago
Emissivity means how much energy the body absorbed or emitted.
Black body absorbs all energy falling on it.
Black body absorbs all energy falling on it.
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