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Science CBSE Homework Assignments
Class 9
Sound
Characteristics of wave II
1.
Wavelength of the wave
Task:
2
m.
If the speed of a wave is \(380\ m/s\) and its frequency is \(1900\ Hz\), then the wavelength of the wave will be:
\(20\ m\)
\(0.2\ m\)
\(200\ m\)
\(2\ m\)
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