Awave on a string is described by dxt 12 cmsin2 pi x39 m , Ask an Expert

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A wave on a string is described by D(x,t) = (1.2 cm)sin[2 pi (x/(3.9 m) + t/(0.4 s) + 1)], where x is in m and t is in s.

What is the wave speed?

m/s.

What is the wave frequency?

Hz.

What is the wave number?

rad/m.

At t = 0.2 s, what is the displacement of the string at x = 0.6 m?

cm.

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Category:- Physics
Reference No.:- M9882037

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