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Question 161

An audio technician is testing a loudspeaker that emits sound waves of four different frequencies. A person with typical human hearing can only hear one of these frequencies. Which frequency of sound is the person able to hear?

A

12 Hz12\text{ Hz}12 Hz

B

15 kHz15\text{ kHz}15 kHz

C

22 kHz22\text{ kHz}22 kHz

D

40 kHz40\text{ kHz}40 kHz

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.

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