It is an energy flux, equal to the rate of energy flow per unit area per unit time across some surface.  a. Irradiance  b. Radiant Intensity  c. Luminosity  d. Brightness

It is an energy flux, equal to the
rate of energy flow per unit area per unit
time across some surface.
 a. Irradiance
 b. Radiant Intensity
 c. Luminosity
 d. Brightness
by

1 Answer

Answer :

Luminosity
by

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