Experimental measurement and uncertainty
What Experimental measurement and uncertainty means in Physics A-Level, as defined for AQA.
Definitions of Experimental measurement and uncertainty
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Reference: AQA
Repeating measurements and calculating a mean, and considering uncertainties in length, time and mass, improves reliability.
Measuring across several fringe spacings and dividing reduces uncertainty in the fringe spacing.
Topics that use Experimental measurement and uncertainty
- Interference (AQA A-Level)
- Simple harmonic systems (A-level only) (AQA A-Level)
Related terms
- Coherence
- Coherent monochromatic sources
- Coherent sources
- Constructive interference
- Constructive superposition
- Critical damping
- Damping
- Destructive interference
Using Experimental measurement and uncertainty in the exam
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