Referenzen
A washer on a vertical steel rod may start spinning instead of simply sliding down. Study the motion of the washer and investigate what determines the terminal velocity.
Referenzen
Referenz einreichen
- Vorführexperimente, Videos
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https://www.youtube.com/watch?v=eYEZ39oXDzI
240fps footage of a gyro ring in motion, progressively slowed down
- Wissenschaftliche Artikel
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Chattering, the chatterring, and the hula hoop
Untersuchung eines Chatterring Spielzeugs
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Frictional Self-oscillation of a Deformable Washer Interacting with a Rigid Rod that Rotates at a Constant Angular Velocity
This article explores self-oscillations in a round washer interacting with a rotating elastic rod.
https://www.sciencedirect.com/science/article/pii/S1877705816312735
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Rotating ring on a vertical rod
Experimental results are presented to show that if the ring is spinning fast enough then static friction will be sufficient to prevent the ring falling.