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Science CBSE Homework Assignments
Class 9
Sound
Range of waves
3.
Audible range of waves
Task:
3
m.
A sound wave travels at a speed of \(340\ m/s\). If its wavelength is \(2\ cm\), what is the frequency of the wave? Will it be in the audible range?
\(2\ kHz\)
\(17\ kHz\)
\(22\ kHz\)
\(17\ Hz\)
Audible
Not audible
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