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Periodic Motion

The frequency...

Question

The frequency of a sound wave is $256$ Hz and its wavelength is $1.2$ m. Calculate its wave velocity.

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Solution

Frequency ( $n$ ) of sound wave $= 256 H z$ and wavelength $λ$ $= 1.2 m$
Velocity of wave $c = n λ$ $= 307.2 m / s$

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