Physics 0625 · IGCSE · Electromagnetic effects

Electromagnetic effects — practice question

Which kinds of electric current are present in the primary coil and the secondary coil of a step-up transformer?

  • Aprimary coil: a.c.; secondary coil: a.c.
  • Bprimary coil: a.c.; secondary coil: d.c.
  • Cprimary coil: d.c.; secondary coil: a.c.
  • Dprimary coil: d.c.; secondary coil: d.c.

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