Guest

For a given body at a particular temperature, its coefficients of reflection and transmission are 0.63 and 0.21 respectively. Then its coefficient of emission at the same temperature will be (a) 0.16 (b) 0.32 (c) 0.84 (d) 0.36

For a given body at a particular temperature, its coefficients of reflection and transmission are 0.63 and 0.21 respectively. Then its coefficient of emission at the same temperature will be
(a) 0.16
(b) 0.32
(c) 0.84
(d) 0.36

Grade:Upto college level

2 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
2 years ago
Dear student

0.63+0.21+x= 1

x=0.16
option a

Regards
Vikas TU
14149 Points
2 years ago
Given :   r=0.3     a=0.2    
Using   a+r+t=1
So,   0.2+0.3+t=1
⟹ t=0.5
…...............................................................

Think You Can Provide A Better Answer ?