Which of the following are the only observable properties of black holes?
A) mass, angular momentum, and electrical charge
B) mass, electrical charge, and fraction of heavy nuclei
C) electrical charge, density, and dark matter content
D) angular momentum, mass, and elasticity
E) mass, density of dark matter, and temperature of Hawking radiation

Question

Quizplus · Accepted Answer

Black holes are characterized by three observable properties: mass, angular momentum, and electrical charge, according to the no-hair theorem.

Which of the Following Are the Only Observable Properties of Black