Research Article
Frequency Equations for the In-Plane Vibration of Circular Annular Disks
Table 4
Exact frequency parameters of in-plane vibration of a solid disk with clamped edge (
).
| Mode | | | | |
| 1 | 1.9441 | 3.0185 | 3.0185 | 4.7021 | 2 | 3.1126 | 4.0127 | 4.0127 | 5.8985 | 3 | 4.9104 | 5.7398 | 5.7398 | 7.3648 | 4 | 5.3570 | 6.7079 | 6.7079 | 8.9816 | 5 | 6.7763 | 7.6442 | 7.6442 | 9.5296 | 6 | 8.4938 | 9.4356 | 9.4356 | 11.1087 | 7 | 8.6458 | 9.9894 | 9.9894 | 12.5940 |
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