Physics 0625 · IGCSE · Electromagnetic effects

Electromagnetic effects — practice question

A coil made from four loops of wire is positioned in a magnetic field. When current flows, the coil feels a turning effect. More loops of wire are then added to the coil, while the current stays the same. How does this change the turning effect?

  • AIt is unchanged.
  • BIts direction changes.
  • CIt decreases.
  • DIt increases.

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