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Power transfer — OCR GCSE Physics A J249
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Physics
OCR GCSE Physics A
Electricity
Simple circuits
Power transfer
OCR GCSE Physics A · J249
Power transfer
What you need to know
Explain how power transfer in a circuit device relates to the potential difference across it, the current, and energy changes over time.
Revision notes
1
Power transfer
3 key terms
Practise with past papers
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Testing circuits
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Applying electrical equations
