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Use the Luminosity Distance Formula. Find the distance to a star (L=6.2x1023 watts) whose apparent brightness at Earth is 1.0 x10-10 watt/m2. Formula: Apparent Brightness
Use the Luminosity Distance Formula. Find the distance to a star (L=6.2x1023 watts) whose apparent brightness at Earth is 1.0 x10-10 watt/m2. Formula: Apparent Brightness (AB) = Luminosity / 4 r2 A 2.221 x 1016m B 3.452 x 1016m C 2.221 x 10-16m D 3.452 x 10-16m
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Elements Of Electromagnetics
Authors: Matthew N.O. Sadiku
5th Edition
0195387759, 9780195387759
