Magnetic flux, induction and transformers

What this note covers

1. Magnetic flux measures field through an area
2. Faraday’s law connects change to induced emf
3. Use Lenz’s law as a causal chain
4. Rotating coils and changing area
5. Transformers exchange voltage and current
6. Eddy currents, braking and experimental design

6 sections · 10 key terms & formulas · 6 common mistakes