3 The spectral emissive power E for a body at temperature T

Last updated: 6/9/2023

3 The spectral emissive power E for a body at temperature T is plotted against the wavelength and area under the curve is found to be A At a different temperature T the area is found to be 625A Then 21 2 2 1 5 dE d 2 1 T T 2 1 5 3 1 5 4 5 20 21