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  1. GCSE
  3. Physics AQA
  5. 2.3.1 Direct and alternating potential difference

2.3.1 Direct and alternating potential difference

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Revise AQA GCSE Physics 2.3.1 Direct and alternating potential difference with the question bank, lessons, revision guides, and flashcards.

Mains electricity is an ac supply. In the United Kingdom the domestic electricity supply has a frequency of 50 Hz and is about 230 V. • Students should be able to explain the difference between direct and alternating potential difference.

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