Physics 0625 · IGCSE · Electric circuits

Electric circuits — practice question

A student assembles this circuit. What is the purpose of this circuit?

  • Ato allow a lamp to be made dimmer or brighter as required
  • Bto amplify the sound of a voice
  • Cto light a lamp in the dark
  • Dto sound a bell when the temperature rises

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