The following figure is the free vibration of a SDOF structure. Please estimate the period and the damping ratio of the structure. X: 1 Y: 7.304 X: 2 10 Y: 5.335 X: 3 Y: 3.897 X: 4 x: 5 Y: 2.846 Fx: 6 Y: 2.079 Y: 1.518 -10 1 3 4 6. 7 8 10 Time (s) Amplitude (mm)

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Seismic structural
The following figure is the free vibration of a SDOF
structure. Please estimate the period and the damping
ratio of the structure.
X: 1
Y: 7.304 X: 2
10
Y: 5.335 X: 3
Y: 3.897
X: 4
X: 5
Y: 2.846
-X: 6
Y: 2.079
Y: 1.518
-10
3
4
7
8
9.
10
Time (s)
6
1.
Amplitude (mm)
Transcribed Image Text:The following figure is the free vibration of a SDOF structure. Please estimate the period and the damping ratio of the structure. X: 1 Y: 7.304 X: 2 10 Y: 5.335 X: 3 Y: 3.897 X: 4 X: 5 Y: 2.846 -X: 6 Y: 2.079 Y: 1.518 -10 3 4 7 8 9. 10 Time (s) 6 1. Amplitude (mm)
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