Question: A transverse wave on a string is described by y ( x, t ) = A cos ( t + kx ), where A =

A transverse wave on a string is described by y(x, t) = A cos (t + kx), where A = 0.700 mm, = 21.1 rad/s, and k = 3.40 rad/m.

In what direction does the wave travel?

  • x-direction
  • +x-direction
  • +y-direction
  • y-direction

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