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A travelling wave in a stretched string is described by the equation y = Asin(kx-ωt). The maximum particle velocity is ___________

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A travelling wave in a stretched string is described by the equation y = Asin(kx-ωt). The maximum particle velocity is ___________

(a) Aω

(b) ω/k

(c) dω/dk

(d) x/t

I got this question in my homework.

The origin of the question is Transverse Waves topic in division Waves of Engineering Physics I

1 Answer

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Best answer
Right answer is (a) Aω

To explain: y=Asin(kx-ωt)

u=dy/dt=-ωAcos(kx-ωt)

umax=ωA.

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