radiance Meaning and Definition
چمک
chamak
دمک
damak
تابندگی
tabandagi
چمکنے کے صِفت
chamaknay ke sِft
In radiometry, radiance is the radiant flux emitted, reflected, transmitted or received by a surface, per unit solid angle per unit projected area, and spectral radiance is the radiance of a surface per unit frequency or wavelength, depending on whether the spectrum is taken as a function of frequency or of wavelength.
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