Physics · IGCSE · Edexcel · Pearson Edexcel International GCSE (9–1) Physics (Linear) — 4PH1 · Specification point · 2.2 · Electricity · Mains electricity
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| Students should: |
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2.2 understand how the use of insulation, double insulation, earthing, fuses and circuit breakers protects the device or user in a range of domestic appliances |