A transformer has 150 turns in the primary coil and 450 turns in the secondary coil. The potential difference across the primary coil is 24 V.
What is the potential difference across the secondary coil?
8 V8\text{ V}8 V
24 V24\text{ V}24 V
72 V72\text{ V}72 V
3600 V3600\text{ V}3600 V
16 exam-style questions on OCR GCSE Physics Uses of magnetism. Each one has a worked solution and a mark scheme showing where the marks go.