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Reducing unwanted transfer — OCR GCSE Physics A J249
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Physics
OCR GCSE Physics A
Energy
Power and efficiency
Reducing unwanted transfer
OCR GCSE Physics A · J249
Reducing unwanted transfer
What you need to know
Explain ways of reducing unwanted energy transfer.
Include methods such as lubrication and thermal insulation.
Revision notes
1
Reducing unwanted transfer
5 key terms
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Increasing efficiency
Next subtopic
Cooling of buildings
