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Physics · May / June 2024 · Paper 12 · Question 35

5054The d.c. motor

The diagram shows a simple d.c. motor. What is the part labelled Q?

  1. Aa coil
  2. Ba magnet
  3. Ca slip ring
  4. Da split-ring commutator

As printed in the paper

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Correct answer: D. a split-ring commutator

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