Physics A-Level
Luminosity and detectability
What Luminosity and detectability means in Physics A-Level, as defined for AQA.
Definition of Luminosity and detectability
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Reference: AQA
Very high luminosity allows quasars to be observed at much greater distances than ordinary galaxies.
Topics that use Luminosity and detectability
- Quasars (A-level only) (AQA A-Level)
Related terms
- Accretion discs and black hole mass
- Active galactic nuclei
- Cosmological redshift
- estimation
- Gravitational potential energy conversion
- Hubble's law
- Inverse-square law
- Quasars
Using Luminosity and detectability in the exam
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