Physics A-Level
Electrical power
What Electrical power means in Physics A-Level, as defined for OCR.
Definition of Electrical power
Check what you remember
Read the wording for your board, then hide it and explain Electrical power in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
The rate of energy transfer in a component, given by P = VI.
Topics that use Electrical power
- Power (OCR A-Level)
Related terms
- Efficiency
- Force and motion
- Mechanical power
- Power
- SI units and conversions
- Unit conversion of time
- Application of W = VIt to real components
- conversion between kW h and joules
Using Electrical power in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
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