1. If y(x,t) = (8.4 mm) sin[kx + (770 rad/s)t + φ] describes a wave traveling...

1. If
y(x,t) = (8.4 mm) sin[kx + (770 rad/s)t + φ]
describes a wave traveling along a string, how much time does any given point on the string take to move between displacements y = +1.2 mm and y = -1.2 mm?

2.A sinusoidal wave travels along a string. The time for a particular point to move from maximum displacement to zero is 0.25 s. What are the (a) period and (b) frequency? (c) The wavelength is 2.0 m; what is the wave speed?

3.The equation of a transverse wave on a string is
y = (4.1 mm) sin[(13 m^-1)x + (450 s^-1)t]
The tension in the string is 28 N. (a) What is the wave speed? (b) Find the linear density of this string.

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genius_generous answered 1 year ago

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