Physics A-Level
Limiting angle
What Limiting angle means in Physics A-Level, as defined for AQA.
Definition of Limiting angle
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Reference: AQA
An angle measured in radians that depends on the wavelength λ and the diameter D of the objective aperture.
Topics that use Limiting angle
- Advantages of large diameter telescopes (A-level only) (AQA A-Level)
Related terms
- Astronomical calculations
- Collecting power
- Quantum efficiency
- Radian
- Rayleigh criterion
- Resolution
- Airy pattern
- Angular measure
Using Limiting angle in the exam
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