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(b) Using Eq. 1512, we obtain
()
(
)
2
22
0.12kg 10 rad/s
1.2 10 N/m.
k
km
m
ωω
π
=
¡
==
=
×
4. (a) The acceleration amplitude is related to the maximum force by Newton’s second
law:
F
max
=
ma
m
. The textbook notes (in the discussion immediately after Eq. 157) that
the acceleration amplitude is
a
m
=
ω
2
x
m
, where
is the angular frequency (
= 2
π
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This note was uploaded on 06/03/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.
 Spring '08
 Any
 Physics, Acceleration, Force

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