Physics A-Level
Coherent monochromatic sources
What Coherent monochromatic sources means in Physics A-Level, as defined for AQA.
Definition of Coherent monochromatic sources
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Reference: AQA
A laser emits monochromatic light of a single wavelength and coherent light with a constant phase difference, so the pattern remains stable.
Topics that use Coherent monochromatic sources
- Interference (AQA A-Level)
Related terms
- Coherence
- Coherent sources
- Constructive interference
- Constructive superposition
- Destructive interference
- Destructive superposition
- Double-slit arrangement
- Double-slit interference
Using Coherent monochromatic sources in the exam
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