Physics GCSE
Power transfer
What Power transfer means in Physics GCSE, as defined for OCR.
Definitions of Power transfer
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Reference: OCR
An ideal transformer transfers the same power, so if potential difference rises the current falls by the same factor.
The rate at which energy is transferred to or from a circuit device.
Topics that use Power transfer
- Powering Earth (OCR GCSE)
- Simple circuits (OCR GCSE)
Related terms
- Alternating current in the home
- Alternating voltage
- Cell polarity conventions
- Changing potential difference in power transfer
- constant resistance
- Current
- Danger of the live wire with an open switch
- diode
Using Power transfer in the exam
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