Question

A black body radiates 20 W at temperature 227^(@)C. If temperature of the black body is changed to 727^(@)C then its radiating power wil be

Answer 1

Answer:

Here is your answer.......

Answer 2

All objects with a temperature above absolute zero (0 K, -273.15 oC) emit energy in the form of electromagnetic radiation. A blackbody is a theoretical or model body which absorbs all radiation falling on it, reflecting or transmitting none.