What Is the Significance of the Schwarzschild Radius Around a Black

question 32

Multiple Choice

What is the significance of the Schwarzschild radius around a black hole?

• A) It is the radius at which an orbiting object would show a precession.
• B) It is the radius at which gravitational redshift can be detected.
• C) It is the radius at which the black hole's spin equals the speed of light.
• D) It is the radius at which the escape velocity equals the speed of light.
• E) It is the radius at which a body falling onto the black hole would move at half the speed of light.

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