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Mains electricity — AQA GCSE Physics 8463
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Mains electricity
AQA GCSE Physics · 8463
Mains electricity
What you need to know
Identify the live (brown), neutral (blue), and earth (green/yellow) wires in a three-core cable.
Explain the function of the live, neutral, and earth wires and their potential differences relative to earth.
Explain the dangers of a live wire even when a switch is open and the hazards of connecting live to earth.
Revision notes
1
Mains electricity
5 key terms
Practise with past papers
Key terms & definitions
Previous subtopic
Direct and alternating potential difference
Next topic: Circuit Energy Transfers
Power
