Topic 13 – Electromagnetic induction

13.2 Recall the factors that affect the size and direction of an induced potential difference, and describe how the magnetic field produced opposes the original change 

13.5 Explain how an alternating current in one circuit can induce a current in another circuit in a transformer 

13.6 Recall that a transformer can change the size of an alternating voltage 

13.8 Explain why…