Sand pattern on a Chladni plate with a rubber grommet used to mount the CD. When we use the grommet the rings occur at every frequency, not just the expected discrete ones.
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About Me
- Andy Rundquist
- I'm a husband and father of three boys who also teaches physics at Hamline University. My personal motto is "higher, faster, louder" and it does me well most of the time. Most of my friends call me Superfly.
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