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Assume That When a Supermassive Black Hole Accretes Gas, Approximately ⊙\odot

Question 39

Multiple Choice

Assume that when a supermassive black hole accretes gas, approximately 50 percent of its mass is converted directly into energy, which is radiated away. If a quasar has a luminosity of 1014 L ⊙\odot then what must its mass accretion rate be?


A) 1 M ⊙\odot per year
B) 10 M ⊙\odot per year
C) 1 M ⊙\odot per century
D) 10 M ⊙\odot per century
E) 1 M ⊙\odot per million years

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