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You observe an X-ray source to vary on a timescale of 0.001 seconds. What is the upper limit for the size of the X-ray emitting region? What is the mass of a black hole with a Schwarzschild radius of this
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You observe an X-ray source to vary on a timescale

of 0.001 seconds. What is the upper limit for the
size of the X-ray emitting region? What is the mass
of a black hole with a Schwarzschild radius of this
size?

User RonTheOld
by
7.5k points

1 Answer

3 votes
X-ray mass can be determined by formula

User Rashi
by
7.2k points
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