The motion of a vibrating system is described by y(x, t) = A0e−αt sin(kx − ωt). Which of the following options represents the correct SI units for k, ω, and α?
a) k = s ω = s2 α = m
b) k = m−1 ω = s−1 α = s
c) k = m ω = s α = s2
d) k = m−1 ω = s−1 α = s−1
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