The escape speed for a black hole's event horizon is the speed of light.

Question

Quizplus · Accepted Answer

This statement is true. The escape speed for a black hole's event horizon is the speed of light, which means that anything that gets too close to a black hole cannot escape its gravitational pull, not even light. According to General Relativity, the escape speed at the event horizon of a black hole is equal to the speed of light, thus anything that gets too close will be unable to escape its gravitational pull.

The Escape Speed for a Black Hole's Event Horizon Is