Where is the event horizon of a black hole located?
A) position of maximum X-ray emission
B) singularity
C) outer surface of the ergoregion
D) Schwarzschild radius away from its center

Question

Quizplus · Accepted Answer

The event horizon of a black hole is located at the Schwarzschild radius away from its center. This is the boundary beyond which nothing, not even light, can escape the gravitational pull of the black hole.

Where Is the Event Horizon of a Black Hole Located