what is dimensions
of emissive power
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ML^2T^-3…....... HERE IS UR ANSWER
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(1) Emissive power or radiant power of a body (symn-
bol, R): The emissive power or radiant power of a
body at a given temperature is defined as the
quantity of radiant energy emitted by the body per
unit time per unit surlace area of the body at that
temperature.
(2) Coefficient of emission (or emissivity) of a body
(symbol, e): The coefficient of emission (or
emissivity) of a body is defined as the ratio of the
emissive power of the body (R) to the emissive
power of a perfect blackbody (R,) at the same
temperature as that of the body.
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