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Physics
Physics
Problem
Prove that the kinetic energy of a particle in simple harmonic motion at a displacement
x
x
x
from the mean position is
K
=
1
2
m
ω
2
(
A
2
−
x
2
)
K = \tfrac12 m \omega^2 (A^2 - x^2)
K
=
2
1
m
ω
2
(
A
2
−
x
2
)
.
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