Research Article
Modal Mass and Length of Mode Shapes in Structural Dynamics
Table 1
Modal masses, effective masses, and length of mode shapes for the cantilever beams.
| ā | Model | Constant density (Figure 1) | Nonconstant density (Figure 5) |
| Total mass (kg) | 16 | 16 |
| Apparent mass (kg) | Equal to total mass, | | | |
| Squared length of mode shapes | | | | |
| Modal mass (kg) | | | | |
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