AQA GCSE Combined Science Trilogy · 8464
Specification 6.2.1.4 · Paper 5, Paper 6
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GCSE Combined Science · key term
A component whose current–potential difference graph is not a single straight line, so current and potential difference are not directly proportional.
Used by AQA
Specification 6.2.1.4 · Paper 5, Paper 6
For a non-linear component, calculate resistance at a particular point using R = V/I. Do not use the gradient of a tangent as its resistance.
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