...Stefan's Law : It states that, the total radiant energy (£) emitted per second from unit surface area of a black body is proportional to the fourth power of its absolute temperature (T). Thus E « T4 or, E = a T*, where o is called Stefan's constant. Wien's Displacement Law : It states...
Stefan-Boltzmann law states that the total energy of a black body is proportional to the fourth power of its absolute temperature. 
