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Question 128

An ultrasound device emits a sound with a frequency of 25 000 Hz25\,000\text{ Hz}25000 Hz. A person with normal, healthy hearing is standing close to the device but cannot hear any sound. What is the reason why they cannot hear the sound?

A

The amplitude is too small.

B

The amplitude is too large.

C

The frequency is too high.

D

The frequency is too low.

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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