Shock and Vibration / 2014 / Article / Fig 6

Research Article

Analysis of Critical Velocities for an Infinite Timoshenko Beam Resting on an Elastic Foundation Subjected to a Harmonic Moving Load

Figure 6

Critical velocity varies with loading frequency for  N/m2.
848536.fig.006a
(a) Critical velocity versus loading frequency
848536.fig.006b
(b) The phase velocity and group velocity of naturally propagating waves versus wave number , ,

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