Research Article
Flexural Free Vibrations of Multistep Nonuniform Beams
Table 1
Calculation results of natural frequencies for Case
1.
| Beam type | One-step beam with small value of β | One-step uniform beam with height 0.249 m | Relative error (%) |
| 1st (rad/s) | 4.0680 | 4.0499 | −0.4451 | 2nd (rad/s) | 25.4507 | 25.3805 | −0.2755 | 3rd (rad/s) | 71.2273 | 71.0663 | −0.2261 |
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