Using Ohm's Law

Total resistance and current

Solving Kirchhoff loop questions

Revision Material

Using the Vmax equation

Phasor diagrams

Practice questions

Practice questions

Practice questions

AC circuits - answers

Revision materials

Lesson slides and practice questions

Motors, Generators and DC starters

Single phase AC

3-phase AC

Rectification using diodes

Answers to questions

Rectification with diodes

Diodes and zener diodes

Revision material

Answers to basic questions

Answers to Op-Amp questions

Revision Material

The basics

Logic gates and truth tables

Creating Boolean expressions

D-type and T-type timing diagrams

Answers to digital electronics questions

Revision material