Physics GCSE
brushes
What brushes means in Physics GCSE, as defined for AQA.
Definition of brushes
Check what you remember
Read the wording for your board, then hide it and explain brushes in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Two carbon brushes feed the current to the coil through the split-ring commutator.
Topics that use brushes
- Electric motors (HT only) (AQA GCSE)
Related terms
- Fleming's left hand rule
- motor effect
- split-ring commutator
- turning effect
- couple on a coil
- direction of rotation
Using brushes in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
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