Star A has an effective temperature of TA = 7200 K and a radius of RA = 2.04R, asecond star, Star B, has a radius of RB = 0.02R and an absolute magnitude ofMB = 12.9 . By what factor is the luminosity of Star A greater than/lower than theluminosity of Star B.

Star A has an effective temperature of TA = 7200 K and a radius of RA = 2.04R, asecond star, Star B, has a radius of RB = 0.02R and an absolute magnitude ofMB = 12.9 . By what factor is the luminosity of Star A greater than/lower than theluminosity of Star B.

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Question

Star A has an effective temperature of TA = 7200 K and a radius of RA = 2.04R, a
second star, Star B, has a radius of RB = 0.02R and an absolute magnitude of
MB = 12.9 . By what factor is the luminosity of Star A greater than/lower than the
luminosity of Star B.

Expert Solution