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A transverse wave on a string is described by the equation y(x, t) = (2.27 cm) sin[(109 rad/s)t + (13 rad/s)x].

(a) What is the maximum transverse speed of a point on the string?

m/s

(b) What is the maximum transverse acceleration of a point on the string?

m/s2

(c) How fast does the wave move along the string?

m/s

(d) Why is your answer to (c) different from the answer to (a)?

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