The ratio of energy of emitted radiation of a black body at `27^(@)C` and `927^(@)C` is

The ratio of energy of emitted radiation of black body at 27^(@)C and 927^(@) c is

The ratio of energy of emitted radiation of black body at 27^(@)C and 927^(@) c is

The ratio of energies of emitted radiation by a black body at 600 K and 900 K , when the surrounding temperature is 300 K , is

The ratio of energies of emitted radiation by a black body at 600 K and 900 K , when the surrounding temperature is 300 K , is

The rate of radiation from a black body at 1^(@)C is E The rate of radiation from this black body at 273^(@)C is .

Ratio of rate of radiation of heat of body at 227^(@)C to that of the same body at 27^(@)C is

The ratio of the rate of radiation of heat by a perfectly black body at a temperature 527^(@)C and 127^(@)C is

Compare the rates of emission of heat by a black body maintained at 727^@C and at 227^@C , if the black bodies are surrounded by an enclosure (black) at 27^@C . What would be the ratio of their rates of loss of heat.

The rate of radiation of a black body at 0° C is E . The rate of radiation of this black body at 273^(@)C will be