Fringe spacing
What Fringe spacing means in Physics A-Level, as defined for AQA, OCR.
Definitions of Fringe spacing
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Reference: AQA
The spacing w between equally spaced fringes formed on a screen in Young's slit experiment, measured by recording the distance across several fringes and dividing by the number of fringe intervals.
A quantity measured across several fringes and divided by the number of intervals, used with slit separation and slit-to-screen distance in the relationship λ = ax/D.
Topics that use Fringe spacing
- Interference (AQA A-Level)
- Practical skills (OCR A-Level)
Related terms
- Interference
- Accuracy and precision
- Amplitude
- Analogue measurement
- Apparatus selection
- Background radiation
- Circuit symbols and component recognition
- Coherence
Using Fringe spacing in the exam
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