# Power in Electric Circuits

> When you turn on a light bulb, it glows because electrical energy is transferred to the filament and converted into light and heat. The rate at which this energy is transferred is called electrical…

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## Full notes

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## More in Electrostatics and Electric Circuits

- [Series and Parallel Circuits and Heat Dissipation](https://www.hlayiso.com/grade-12/technical-sciences/notes/electrostatics-and-electric-circuits/series-and-parallel-circuits-and-heat-dissipation) — Next section
- [All Electrostatics and Electric Circuits sections](https://www.hlayiso.com/grade-12/technical-sciences/notes/electrostatics-and-electric-circuits)

## Frequently asked questions

### What will I learn in "Power in Electric Circuits"?

This section covers Power in Electric Circuits as part of Electrostatics and Electric Circuits in Grade 12 Technical Sciences. You'll find clear explanations, worked examples, and key definitions aligned to the CAPS curriculum.

### Is this section aligned with the CAPS curriculum?

Yes. All notes on Hlayiso, including "Power in Electric Circuits", are written against the official CAPS curriculum and ATP for Grade 12 Technical Sciences.

### What should I study after "Power in Electric Circuits"?

Continue with the next section in Electrostatics and Electric Circuits, or test your understanding with the interactive quiz linked to this section.

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