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Cambridge IGCSE Physics practice

What type of signal represents sound in binary form?

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Show answerElectromagnetic spectrum revisionRevise the key idea

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MCQ

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cambridge_mcq

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Topic

Electromagnetic spectrum

Exam-style question

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What type of signal represents sound in binary form?.

  1. A.Analogue
  2. B.Digital
  3. C.Waveform
  4. D.Frequency

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Description

Types of Sound Signals

Sound can be transmitted as either digital or analogue signals. Digital signals represent sound in binary form, while analogue signals maintain the original wave form.

  1. a

    State the two types of signals used for sound transmission.

    Aim for approximately 1 distinct marking point.

    [1]