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Physics cover artwork
  1. GCSE
  3. Physics AQA
  5. 7.3.3 Microphones (HT only)

7.3.3 Microphones (HT only)

Spec 8463

Revise AQA GCSE Physics 7.3.3 Microphones (HT only) with the question bank, lessons, revision guides, and flashcards.

Microphones use the generator effect to convert the pressure variations in sound waves into variations in current in electrical circuits. • Students should be able to explain how a moving-coil microphone works.

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