MathLiveElectric power
Gives the rate at which electrical energy is transferred in a circuit, either as energy divided by time or as voltage times current. It is used for any electrical device or circuit element.
P = \frac{W}{t} = UIWhat the symbols mean
| electric power (\mathrm{W}) | |
| electrical energy transferred (\mathrm{J}) | |
| time (\mathrm{s}) | |
| voltage across the element (\mathrm{V}) | |
| electric current through the element (\mathrm{A}) |
About this formula
- FieldPhysics
- TopicElectricity
- LevelHigh school
- Also calledelectrical power formula, power equals voltage times current, power in electric circuit, electric power equals energy over time, rate of electrical energy transfer
- SourceWikidata Q27137
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