Engineering - Heat Transfer - Discussion

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Q.

Depending on the radiating properties, a body will be black when where a = absorptivity, p == reflectivity, X = transmissivity.                         
A. p = 0, x = 0 and a = 1 B. p= l,T = 0anda = 0
C. p = 0, x = 1 and a = 0 D. x = 0, a + p = 0

Answer: Option A
Explaination:

 


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