Research Article
Development of a New Cracked Mindlin Plate Element
Table 6
Example 3: comparison of the ratios of the first four natural frequencies () of a cantilever plate.
| Mode | Guan-liang et al. [5] | Krawczuk [8] | Guan-liang et al. [5] (Experiments) | Present |
| 1st | 0.9931 | 0.9891 | 0.9917 | 0.9940 | 2nd | 0.9989 | 0.9985 | 0.9981 | 0.9992 | 3rd | 0.9837 | 0.9826 | 0.9807 | 0.9910 | 4th | — | — | — | 0.9923 |
|
|