A body radiates heat at the rate of 50 J/s at 300 K. when the same body is at 600 K then its rate of radiation of heat will be

When a black body is heated, it emits heat radiations of

A black body at ' 227^@ ' C radiates heat at the rate of ' 10 cal/cm^2s. At a temperature of '727^@' C the rate of heat radiated in same units will be

A black body at 227^@C radiates heat at the rate of 7 cals//cm^-2s^-1 At a temperature of 727^@C ,the rate of heat radiated in the same units will be

Do bodies at 0^@c radiate heat ?

A black body at a temperature of 227 ^@C radiates heat at a rate of 5 cal//cm^2s . At a temperature of 727 ^@C , the rate of heat radiated per unit area will be

A black body, at temperature T K emits radiation at the rate of 81 W/m2. It the temperature falls to t=T/3 K. then the new rate of thermal radiation will be

A body radiates heat at the rate of 4cal//m^(2)//s , when its temperature is 227^(@)C . What is the heat radiated by the same body when its temperature is 727^(@)C ?