Physics 0625 · IGCSE · Electromagnetic effects

Electromagnetic effects — practice question

The diagram illustrates a transformer with an output voltage of $12\,\text{V}$. How many turns of wire are there in the secondary coil?

  • A12
  • B20
  • C50
  • D20000

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI