The diagram illustrates a transformer. The primary coil has $460$ turns and the secondary coil has $24$ turns. The voltage across the primary coil is $230\,\text{V}$. What is the voltage across the secondary coil?
- A$2.0\,\text{V}$
- B$12\,\text{V}$
- C$48\,\text{V}$
- D$4400\,\text{V}$