The Barton's pendulums experiment demonstrates how pendulums respond to vibration at, below, and above their resonant frequencies.
Sources
- Barton's pendulums (en.wikipedia.org)
- https://sciencedemonstrations.fas.harvard.edu/presentations/bartons-pendulum (sciencedemonstrations.fas.harvard.edu)
- https://www.schoolphysics.co.uk/age16-19/Mechanics/Simple%20harmonic%20motion/text/Resonance_/index.html (schoolphysics.co.uk)
- https://lecdem.physics.umd.edu/g/g2/g2-12.html (lecdem.physics.umd.edu)
- https://instructional-resources.physics.uiowa.edu/demos/3a6030-bartons-pendula (instructional-resources.physics.uiowa.edu)
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