The vertical displacement of a string is given by y(x,t) = (6.00 mm) cos[(3.25 m-1)x - (7.22 s-1)t]. What is the amplitude of the wave?
A)
6.00 mm
B)
12.0 mm
C)
3.00 mm
D)
2.00 mm
E)
None of the other choices is correct.
A
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