Coefficient of transmission and coefficient of reflection for a given body are 0.22 and 0.74 respectively. Then, at a given temperature, the coefficient of emission for the body is(a) 0.4(b) 0.04(c) 0.96(d) 0.22
sumit kumar , 10 Years ago
Grade Upto college level
2 Answers
Saurabh Koranglekar
Last Activity: 4 Years ago
Dear student
The answer is option b
Regards
Vikas TU
Last Activity: 4 Years ago
For a grey body a+r+t=1 if α=0.4,r=0.6 then t=1−0.4−0.6=0 The body is opaque