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Question 124

A loudspeaker connected to a signal generator is used in a physics experiment. A student notices that, although the pitch of the sound produced does not change, the loudness varies over time.

Which choice describes the amplitude and the frequency of the sound?

A

Amplitude is varying, Frequency is constant

B

Amplitude is constant, Frequency is constant

C

Amplitude is constant, Frequency is varying

D

Amplitude is varying, Frequency is varying

Markscheme

Sound Questions

  1. IGCSE
  2. /Physics
  3. /Sound

295 exam-style questions on CIE IGCSE Physics Sound, covering Sound. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank