A stretched string has a mass per unit length of 4.53 g/cm and a tension of 28.4 N. A sinusoidal wave on this string has an amplitude of 0.139 mm and a frequency of 145 Hz and is traveling in the negative direction of an x axis. If the wave equation is of the form y(x,t) = ym sin(kx + wt), what are (a) ym, (b) k, and (c) w, and (d) the correct choice of sign in front of w? (a) Number (b) Number i (c) Number i (d) i Units Units Units

A stretched string has a mass per unit length of 4.53 g/cm and a tension of 28.4 N. A sinusoidal wave on this string has an amplitude of 0.139 mm and a frequency of 145 Hz and is traveling in the negative direction of an x axis. If the wave equation is of the form y(x,t) = ym sin(kx + wt), what are (a) ym, (b) k, and (c) w, and (d) the correct choice of sign in front of w? (a) Number (b) Number i (c) Number i (d) i Units Units Units

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter17: Traveling Waves

Section: Chapter Questions

Problem 25PQ

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