Coherent sources
What Coherent sources means in Physics A-Level, as defined for AQA.
Definitions of Coherent sources
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Reference: AQA
Sources that emit waves of the same frequency with a constant phase difference, so their superposition is stable in time.
Sources that maintain a constant phase difference, so a stable pattern is observed.
Topics that use Coherent sources
- Interference (AQA A-Level)
Related terms
- Coherence
- Coherent monochromatic sources
- Constructive interference
- Constructive superposition
- Destructive interference
- Destructive superposition
- Double-slit arrangement
- Double-slit interference
Using Coherent sources in the exam
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