Consider radiant heat exchange between two non-black parallel surfaces – McqOptions

MCQOPTIONS

1.	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
A.	The value of B is α E1
B.	The value of C is (1 – α1) E 1
C.	The value of D is (1 – α1) (1 – α2)² E 1
D.	The value of E is (1 – α1)² (1 – α2) E 1
Answer» D. The value of E is (1 – α1)² (1 – α2) E 1

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