Question
Consider radiant heat exchange between two non-black parallel surfaces. The surface 1 emits radiant energy E 1 which strikes the surface 2. Identify the correct option
Answer: Option C
Answer: (c).The value of D is (1 – α1) (1 – α2)² E 1
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Answer: (c).The value of D is (1 – α1) (1 – α2)² E 1
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