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 then what must its mass accretion rate be?
A) 1 M per year
B) 10 M per year
C) 1 M per century
D) 10 M per century
E) 1 M per million years
Correct Answer:

Verified
Correct Answer:
Verified
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