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34. We note that the ratio of Eq. 15-6 and Eq. 15-3 is
v
/
x
=
−ω
tan(
ω
t
+
φ
) where
ω
is
given by Eq. 15-12.
Since the kinetic energy is
1
2
m
v
2
and the potential energy is
1
2
kx
2
(which may be conveniently written as
1
2
m
ω
2
x
2
) then the ratio of kinetic to potential

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