Soft iron is used in making the armature of an electric bell because it

Physics WAEC 1996

Soft iron is used in making the armature of an electric bell because it

  • retains its magnetism for a longtime
  • Loses its magnetism readily checkmark
  • Produces permanent magnets
  • is not easily magnetised
  • decreases the magnetic effect of a direct current

The correct answer is: B

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