Answer to Question #269119 in Physics for Nikhil Bharti

Question #269119

What is the radiant emittance of a black body at

a temperature of 400K ?[o is 5.672×108 MKS unit]

Please give answer in watt per meter square

Expert's answer

"R_e=\\sigma T^4=5.67\\cdot10^{-8}\\cdot400^4=1452\\ (W\/m^2)"

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