• Dan Russell of Penn State offers this analysis and animations of torsional modes in a rectangular bar

Additional work is under way on animations of flexural modes, check it out here:


  • Russell also offers analysis of modes in some popular demonstration objects:

Tuning fork:

Baseball Bat:


  • Falstad has a simulation of flexuralwaves in a bar, with many options available for setup and parameters. Be sure to check out the drop down menu of configurations as well as the parameter sliders.