Physics A-Level
Direct proportionality and graphical analysis
What Direct proportionality and graphical analysis means in Physics A-Level, as defined for AQA.
Definition of Direct proportionality and graphical analysis
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Reference: AQA
A straight line through the origin on a graph of force against the independent variable supports direct proportionality, and the gradient yields B, l or I as appropriate.
Topics that use Direct proportionality and graphical analysis
- Magnetic flux density (A-level only) (AQA A-Level)
Related terms
- Control of variables in a practical investigation
- Definition of the tesla
- Fleming's left-hand rule
- Force on a current-carrying conductor
- Force on a current-carrying wire
- Magnetic flux and webers
- Magnetic flux density
- Measurement uncertainty and experimental design
Using Direct proportionality and graphical analysis in the exam
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