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Question 102

A student uses an electronic signal generator connected to a loudspeaker. An observer hears a sound and notices that, while the pitch of the sound remains constant, its loudness varies.

Which row correctly describes the amplitude and the frequency of the sound waves?

A

Amplitude: constant, Frequency: constant

B

Amplitude: constant, Frequency: varying

C

Amplitude: varying, Frequency: constant

D

Amplitude: varying, Frequency: 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