Table 5:
First three modal frequencies associated with different values of the elastic modulus.
Models
E [kN/m2]
f
1
[Hz]
f
2
[Hz]
f
3
[Hz]
0
3375000
20.27
22.77
31.66
1
3206250
19.76
22.20
30.86
2
3037500
19.23
21.61
30.04
3
2868750
18.69
21.00
29.19
4
2700000
18.13
20.37
28.32
5
2531250
17.55
19.72
27.42
6
2446875
17.26
19.39
26.96