A few dozen supermassive black holes have measured masses, and in each case, the mass of the black hole is about _____ the mass of the surrounding central bulge.
A) 0.005 percent
B) 0.05 percent
C) 0.5 percent
D) 5 percent
Question 2
According to the unified model calculations, if you look directly into the central cavity around the black hole of a galaxy, you would see a:
A) very luminous source with few or no emission lines.
B) large Doppler shift with broad spectral lines.
C) small Doppler shift with narrow spectral lines.
D) jet emerging parallel to the accretion disk.
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