Question

1. The emissive power of a sphere of area
0.04 m² is 0.6 kcal s- m-2. What is the
amount of heat radiated by the spherical
surface in 25 second?​

Answer 1

Answer:

The emissive power of a sphere of area

0.04 m² is 0.6 kcal s- m-2. What is the

amount of heat radiated by the spherical

surface in 25 second?