Physics GCSE
P = V I
What P = V I means in Physics GCSE, as defined for AQA, OCR.
Definitions of P = V I
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Reference: AQA
Power equals potential difference multiplied by current, used when you are given potential difference and current.
The relationship linking power transfer to the potential difference across a device and the current through it.
The transmitted power is the product of potential difference and current.
Topics that use P = V I
- Power (AQA GCSE)
- The National Grid (AQA GCSE)
- Simple circuits (OCR GCSE)
Related terms
- Cell polarity conventions
- constant resistance
- Current
- diode
- E = P t
- Energy transferred
- Equivalent resistance in series
- Explaining mechanisms
Using P = V I in the exam
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