A sphere of radius 'R1 ' is enclosed in a sphere of radius 'R2 '. The view (or shape) factor for radiative heat transfer of the outer sphere with respect to the inner sphere is (A) 0 (B) R2 /(R1+R2 ) (C) 1 (D) (R1 /R2 )

A sphere of radius 'R1
' is enclosed in a sphere of radius 'R2
'. The view
(or shape) factor for radiative heat transfer of the outer sphere with respect
to the inner sphere is
(A) 0
(B) R2
/(R1+R2
)
(C) 1
(D) (R1
/R2
)
by

1 Answer

Answer :

(B) R2
/(R1+R2
)
by

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