Figure 6. The 1. – 6. mode shapes of the beam without preload obtained by experiment (left) and by FE analysis (right)

From

The Influence of Preload on Modal Parameters of a Cantilever Beam

Peter Pavelka, Róbert Huňady, Martin Hagara

American Journal of Mechanical Engineering. 2016, 4(7), 418-422 doi:10.12691/ajme-4-7-34