A Harmonic Longitudinal Wave Propagating Down a Tube Filled with a Compressible

question 50

Multiple Choice

A harmonic longitudinal wave propagating down a tube filled with a compressible gas has the form s(x,t) = s_m cos (kx - $\omega$ t) .Its velocity can be obtained from

• A)\( \omega \)/k
• B)k/\( \omega \)
• C)k
• D)\( \omega \)
• E)\( \omega \)k

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