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Physics · Oct / Nov 2018 · Paper 11 · Question 22

5054Sound

What are the lowest frequency and the highest frequency of the sound that a human being with normal hearing can hear?

  1. Alowest frequency: 2.0 Hz; highest frequency: 2.0 kHz
  2. Blowest frequency: 2.0 Hz; highest frequency: 20 000 Hz
  3. Clowest frequency: 20 Hz; highest frequency: 20 kHz
  4. Dlowest frequency: 20 kHz; highest frequency: 20 000 kHz

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Correct answer: C. lowest frequency: 20 Hz; highest frequency: 20 kHz

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