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Not Only Does the Central Engine of Active Galaxies and Quasars

Question 55

Multiple Choice

Not only does the central engine of active galaxies and quasars require a black hole,but also ________ to provide the radiate energy.


A) globular clusters for food
B) a very strong magnetic field from neutron stars
C) a source of high-energy electrons for synchrotron radiation
D) an accretion disk of infalling matter
E) a high rate of rotation for the black hole

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