A simply supported beam is analyzed to determine the fundamental frequency. Determine the fundamental frequency.
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Thomson, W. T., (1965). “Vibration Theory and Application”, Prentice Hall, Englewood Cliffs, N. J.
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| Theoretical | MIDAS | OpenBrim | Percent Difference (MIDAS vs Theoretical) | Percent Difference (OpenBrim vs Theoretical) | ||
|---|---|---|---|---|---|---|
| Mode 1 | Frequency (Hz) | 28.766 | 28.759 | 28.7451 | 0% | 0% |
| Period (sec) | 0.0348 | 0.035 | 0.0348 | 0% | 0% |