The given wave profile is \( y = \frac{1}{50} \sin(157 \, \text{m}^{-1} \, x) \). This can be compared to the standard form of a harmonic wave, which is \( y = A \sin(kx - \omega t) \), where \( A \) is the amplitude, \( k \) is the wave number, and \( \omega \)
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