To convert an alternating current dynamo into a direct current dynamo, the

Physics JAMB 1991

To convert an alternating current dynamo into a direct current dynamo, the

  • number of turns in the coil is increased
  • strength of the field magnet is increased
  • slip rings are replaced with a split ring commutator checkmark
  • coil is wound on a soft iron armature

The correct answer is: C

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