A 5 kg mass is attached to a spring with spring constant of 45 N/m. There is no damping and the forcing function is F(t) 5 cos(3t). The object is initially displaced 0.3 m downward from its equilibrium position and is given an initial velocity upward of 0.3 m/s. Find the motion of the of object. r(t) www. spring not stretched equilibrium position motion x=0 x<0

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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A 5 kg mass is attached to a spring with spring constant of 45 N/m. There is no damping and the forcing
function is F(t) = 5 cos(3t). The object is initially displaced 0.3 m downward from its equilibrium
position and is given an initial velocity upward of 0.3 m/s. Find the motion of the of object.
z(t)
spring
Fu
ww
exquilibrium
posidon
RRE
LARREAR
SAINEEN
W
SORT
M
REF
155
1-10-25
F
O
x<0
Transcribed Image Text:A 5 kg mass is attached to a spring with spring constant of 45 N/m. There is no damping and the forcing function is F(t) = 5 cos(3t). The object is initially displaced 0.3 m downward from its equilibrium position and is given an initial velocity upward of 0.3 m/s. Find the motion of the of object. z(t) spring Fu ww exquilibrium posidon RRE LARREAR SAINEEN W SORT M REF 155 1-10-25 F O x<0
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