مشاركة رقم 4

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Transcript مشاركة رقم 4

Example:
The wave on a string in the figure below, drawn at time t = 0, is moving to the right.
1.
Determine the amplitude, wavelength, angular wavenumber and phase angle (for the sin
wave).
2.
You are told that the string has a LMD of 40 mg/cm and is under 10 N of tension, find the
period and angular frequency of the wave.
3.
Find the general mathematical expression describing the wave.
4.
How would this change of the wave were moving to the left?
y
mm
10
5
x
-1
-0.5
0.5
-5
-10
1
1.5
2
m