Physics 0625 · IGCSE · Electromagnetic effects

Electromagnetic effects — practice question

A student carries out an investigation into electromagnetic induction. She brings the N pole of a magnet rapidly towards a coil of wire. The sensitive voltmeter shows a reading. What can she do to obtain a larger reading on the sensitive voltmeter?

  • AHold the bar magnet stationary inside the coil.
  • BMove the bar magnet slowly away from the coil.
  • CUse a coil of wire with fewer turns on it.
  • DUse a stronger bar magnet.

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