Question

compare the rate of radiation by a blackbody at 727⁰C with that at 427⁰C. also compare as rate of loss of heat at the two temperature, if temperature of surrounding is 27⁰C​

Answer 1

Answer:

For a black body at a temperature of 727

∘

C, Its radiated power is 60 watt and temperature of the surrounding is 227

∘

C If the temperature of the black body is changed to 1227

∘

C, Then its radiating power will be