Question

The audible frequency range of sound is :
(a) 5 Hz – 10 kHz
(b) 10 Hz – 20 kHz
(c) 20 Hz – 20 kHz
(d) 25 Hz – 40 kHz

  • Category: Propagation of Sound Waves Class 9 ICSE
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Answer

(c) 20 Hz – 20 kHz

Reason — The audible frequency range of sound for the average human ear is generally considered to be between 20 Hz and 20 kHz. It is called the sonic or audible sound.

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