Value and Vulnerability Assessment of a Historic Tomb for Conservation

Table 3

First twelve vibration periods and frequencies of the tomb.

Mode	Period (sec)	Frequency (cyc./sec)	Frequency (rad./sec)
1	0.101469	9.855195	61.92201642
2	0.101468	9.855278	61.92253793
3	0.071282	14.028751	88.14524216
4	0.01965	50.891389	319.7600276
5	0.01965	50.891486	319.7606371
6	0.01626	61.500071	386.4163425
7	0.016117	62.047988	389.8590065
8	0.014341	69.731900	438.1384495
9	0.01434	69.733016	438.1454616
10	0.012712	78.666875	494.2785532
11	0.012711	78.670355	494.3004186
12	0.011164	89.575670	562.8205336