Physics A-Level
Ideal ammeter
What Ideal ammeter means in Physics A-Level, as defined for AQA.
Definition of Ideal ammeter
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Reference: AQA
Has zero resistance and is connected in series with the component, so no potential difference is dropped across it and it does not change the current.
Topics that use Ideal ammeter
- Current–voltage characteristics (AQA A-Level)
Related terms
- Direct proportionality
- Filament lamp
- Graph interpretation
- Ideal assumption
- Ideal voltmeter
- Non-ohmic behaviour
- Ohmic and non-ohmic behaviour
- Ohmic and non-ohmic conductors
Using Ideal ammeter in the exam
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