What Is the Schwarzschild Radius of a Black Hole

question 352

Multiple Choice

What is the Schwarzschild radius of a black hole?

• A) the distance from the black hole's singularity to the point where any object entering will gain energy before leaving again
• B) the distance from the black hole's singularity to the point where nothing can escape from the black hole
• C) the distance from the black hole's singularity to the point where the X-rays are seen to originate
• D) the radius of the black hole's singularity

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Definitions:

Pooled Standard Deviation

A method for estimating standard deviation across two or more groups that assumes equal variances.

Sample Means

Sample means are the average values calculated from subsets (samples) taken from a larger population.

Population Standard Deviation

A measure of the dispersion or variability of all data points in an entire population, signifying the spread from the population mean.

Sample Standard Deviations

Measures of the dispersion or variation in a sample data set, indicating how spread out the data points are from the mean.