A blackbody does not

A blackbody emits net radiation at 60W when it is at 727^(@)C .Find net power radiated when it is a 1227 ^(@)C Surrounding temperaure is 227^(@)C

A blackbody emits net radiation at 60W when it is at 727^(@) C Find power radiated when it is a 1227^(@) C.Surrounding temperaure is 227^(@) C .

The power radiated by a perfect blackbody depends only on its

One black body at temperature T is surrounded by another black body at temperate T_1(T_1ltT) . At T, the radiation emitted by inner blackbody per unit area per second is proportional to

One black body at temperature T is surrounded by another black body at temperate T_1(T_1ltT) . At T, the radiation emitted by inner blackbody per unit area per second is proportional to

A blackbody is at a temperature of 2880K. The energy of radiation emitted by this object with wavelength between 499nm and 500nm is U_1 , between 999nm and 1000nm is U_2 and between 1499 nm and 1500 nm is U_3 . The Wien constant b=2.88xx10^6nmK . Then

A blackbody is at a temperature of 2880K. The energy of radiation emitted by this object with wavelength between 499nm and 500nm is U_1 , between 999nm and 1000nm is U_2 and between 1499 nm and 1500 nm is U_3 . The Wien constant b=2.88xx10^6nmK . Then

A Fey 's blackbody is at 727^(@)C . What is the power radiated per unit area through its hole ?

A blackbody of surface area 1cm^(2) is placed inside an enclosure. The enclosure has a constant temperature 27(@)C and the blackbody is maintained at 327(@)C by heating it electrically. What electric power is needed to maintain the temperature? sigma=6.0xx10^(-s)Wm^(-2)K(-2) .

A blackbody of surface area 1cm^(2) is placed inside an enclosure. The enclosure has a constant temperature 27(@)C and the blackbody is maintained at 327^(@)C by heating it electrically. What electric power is needed to maintain the temperature? sigma=6.0xx10^(-8)Wm^(-2)K^(-2) .