Physics A-Level
Schwarzschild radius
What Schwarzschild radius means in Physics A-Level, as defined for AQA.
Definition of Schwarzschild radius
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Reference: AQA
The radius r_s = 2GM/c² obtained by setting the escape velocity greater than c, also called the event horizon.
Topics that use Schwarzschild radius
- Supernovae, neutron stars and black holes (A-level only) (AQA A-Level)
Related terms
- Accretion
- Active galactic nuclei
- Black hole
- Chandrasekhar limit
- dark energy
- Light curve
- Long-duration GRB
- Luminosity
Using Schwarzschild radius in the exam
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