Engineering - Heat Transfer - Discussion

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Q.

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

Answer: Option D
Explaination:

 


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