Physics 5054 · O Level · The transformer

The transformer — practice question

A girl constructs a simple transformer to light a low voltage lamp. The transformer is illustrated. What is the rod made of, and what type of power supply is used?

  • Aplastic, d.c. supply
  • Bplastic, a.c. supply
  • Ciron, d.c. supply
  • Diron, a.c. supply

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