# Ohm's law and circuit calculations notes

> CAPS-aligned study notes for Ohm's law and circuit calculations in Grade 11 Technical Sciences. Browse the sections below for explanations, worked examples and exam preparation.

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## Sections in Ohm's law and circuit calculations

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- [Ohm's law and Ohmic/non-Ohmic conductors](https://www.hlayiso.com/grade-11/technical-sciences/notes/ohms-law-and-circuit-calculations/ohms-law-and-ohmicnon-ohmic-conductors) — Ohm's Law and Ohmic/Non-Ohmic Conductors Ohm's law is one of the most fundamental relationships in electricity and circuit analysis. It describes the direct proportional relationship between the…
- [Series-parallel circuit calculations](https://www.hlayiso.com/grade-11/technical-sciences/notes/ohms-law-and-circuit-calculations/series-parallel-circuit-calculations) — Series-Parallel Circuit Calculations Most practical electric circuits contain combinations of resistors connected in both series and parallel. To solve these circuit problems, you need to understand…
- [Emf and internal resistance](https://www.hlayiso.com/grade-11/technical-sciences/notes/ohms-law-and-circuit-calculations/emf-and-internal-resistance) — EMF and Internal Resistance Every real battery or cell has some resistance within it, called internal resistance. This means that not all of the energy the battery provides reaches the external…

## Other Technical Sciences topics

- [Introduction to mechanics and sign conventions](https://www.hlayiso.com/grade-11/technical-sciences/notes/introduction-to-mechanics-and-sign-conventions)
- [Vectors and resultant of forces](https://www.hlayiso.com/grade-11/technical-sciences/notes/vectors-and-resultant-of-forces)
- [Resolution of forces and friction](https://www.hlayiso.com/grade-11/technical-sciences/notes/resolution-of-forces-and-friction)
- [Magnets and the magnetic field](https://www.hlayiso.com/grade-11/technical-sciences/notes/magnets-and-the-magnetic-field)
- [Pulses and waves](https://www.hlayiso.com/grade-11/technical-sciences/notes/pulses-and-waves)
- [Sound waves](https://www.hlayiso.com/grade-11/technical-sciences/notes/sound-waves)
- [Electrostatics](https://www.hlayiso.com/grade-11/technical-sciences/notes/electrostatics)
- [Electric circuits](https://www.hlayiso.com/grade-11/technical-sciences/notes/electric-circuits)
- [Heat and specific heat capacity](https://www.hlayiso.com/grade-11/technical-sciences/notes/heat-and-specific-heat-capacity)
- [Thermodynamics](https://www.hlayiso.com/grade-11/technical-sciences/notes/thermodynamics)
- [Classification of matter](https://www.hlayiso.com/grade-11/technical-sciences/notes/classification-of-matter)
- [Oxidation and reduction](https://www.hlayiso.com/grade-11/technical-sciences/notes/oxidation-and-reduction)

## Frequently asked questions

### What is covered in Ohm's law and circuit calculations for Grade 11 Technical Sciences?

The Ohm's law and circuit calculations section covers all key concepts from the Grade 11 Technical Sciences CAPS curriculum, including detailed explanations, worked examples, and exam preparation tips.

### Are the Ohm's law and circuit calculations notes free?

Yes. Each section has a free preview, and a free Hlayiso account lets you read the full notes.

### How do these notes help with exam preparation?

Our Ohm's law and circuit calculations notes are CAPS-aligned and include worked examples, common mistakes to avoid, and exam tips — everything you need to prepare for your Grade 11 Technical Sciences exams.

### Are there quizzes for Ohm's law and circuit calculations?

Yes. Hlayiso has quizzes for Ohm's law and circuit calculations in Grade 11 Technical Sciences. Test your understanding after reading the notes.

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