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Physics
Physics
Problem
The displacement of a sound wave is described by
y
(
x
,
t
)
=
0.05
cos
(
1.5
x
+
60
t
)
y(x,t)=0.05\cos(1.5x+60t)
y
(
x
,
t
)
=
0.05
cos
(
1.5
x
+
60
t
)
(SI units). Identify the direction in which this wave propagates.
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