Physics GCSE
no current in normal use
What no current in normal use means in Physics GCSE, as defined for AQA.
Definition of no current in normal use
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Reference: AQA
In normal operation there is no potential difference along the earth wire, so no current flows in it and the working current goes out along live and back along neutral.
Topics that use no current in normal use
- Mains electricity (AQA GCSE)
Related terms
- conductors and insulators
- double insulation
- earth wire
- equal current
- fault current
- live neutral earth
- live to earth connection
- low resistance path
Using no current in normal use in the exam
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