controlling current
What controlling current means in Physics GCSE, as defined for AQA.
Definition of controlling current
Check what you remember
Read the wording for your board, then hide it and explain controlling current in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Changing the push by adding or removing cells or turning up a variable power supply, or changing the opposition by adjusting a variable resistor or adding further resistors.
Topics that use controlling current
- Current, resistance and potential difference (AQA GCSE)
Related terms
- across versus through
- current and power
- errors carried forward
- Inverse relationship
- potential difference
- Resistance
- series and parallel effects
- total resistance
Using controlling current in the exam
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