Discussion Forum
Que.  The interchange factor for radiation heat transfer from surface 'x' to surface 'y' in case of an infinite parallel planes with emissivities εx & εy is given by 
a.  A 
b.  B 
c.  C 
d.  D 
Correct Answer:D

Que.  The interchange factor for radiation heat transfer from surface 'x' to surface 'y' in case of an infinite parallel planes with emissivities εx & εy is given by 
a.  A 
b.  B 
c.  C 
d.  D 
Correct Answer:D
