Question #1900191

sound wave - Physics question?

If the form of a sound wave traveling through air is s(x, t) = (6.0 nm) cos(kx + (3020 rad/s)t + φ), how much time (in ms) does any given air molecule along the path take to move between displacements s = +2.0 nm and s = -2.0 nm?

2012-11-18 20:20:10

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