3A70.20 - Coupled Pendulum

Code Number:
3A70.20
Demo Title:
Coupled Pendulum
Condition:
Good
Principle:
Modes of a Pendulum
Area of Study:
Acoustics
Equipment:
Magnetic Pendulum Apparatus.
Procedure:

Start one of the magnetic pendulum swinging. The magnetic coupling will transfer energy from one pendulum to the other pendulum and back again.

References:
  • Peter F. Hinrichsen, "A Simple Moment of Inertia Measurement", TPT, Vol. 60, #4, April 2022, p. 292.
  • Young-Ki Cho, "Teaching the Physics of a String-Coupled Pendulum Oscillator: Not Just for Seniors Anymore", TPT, Vol. 50, #7, Oct. 2012, p. 417.
  • Boye M. Odom, "Logger Pro vs. MacMotion", TPT, Vol. 44, #4, Apr. 2006, p. 199.
  • Don Easton, "Simplifying the Motion of Coupled Oscillators Using the FFT", TPT, Vol. 44, #1, Jan. 2006, p. 24.
  • David Kagan and Chris Gaffney, "Colliding Magnetic Pendula: When Is a Collision Not Collision‐like?", TPT, Vol. 40, #5, May 2002, p. 280.
  • Charles A. Sawicki, "Inexpensive Coupled-Oscillations Demonstration", TPT, Vol. 39, #3, Mar 2001, p. 172.
  • F. D. Becchetti, A. Dickrill, Richard B. Minnix, and D. Rae Carpenter Jr., "Apparatus for Teaching Physics", TPT, Vol. 22, #4, Apr. 1984, p. 258.
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  • J. Pierrus and M. M. Michaelis, "Demonstration of Coupled Oscillations Using Permanent Magnets", TPT, Vol. 18, #1, Jan 1980, p. 39.
  • Monte M. Giles, "A Resonance Demonstration", TPT, Vol. 12, #3, Mar. 1974, p. 178. 
  • Ross L. Spencer and Richard D. Robertson, "Mode Detuning in Systems of Weakly Coupled Oscillators", AJP, Vol. 69, #11, Nov. 2001, p. 1191.
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  • "M-960. Coupling-Pendula & Compasses", DICK and RAE Physics Demo Notebook, 1993.
  • G. D. Freier and F. J. Anderson, "Mx-12", A Demonstration Handbook for Physics.
  • G. D. Freier and F. J. Anderson, "Mx-10", A Demonstration Handbook for Physics.
  • Richard Manliffe Sutton, "S-17", Demonstration Experiments in Physics.
  • Tik Liem, "The Twin Pendulum", Investigation to Science Inquiry, p. 195.
  • Jearl Walker, "The Amateur Scientist: Strange Things Happen When Two Pendulums Interact Through a Variety of Interconnections", Scientific American, Vol. 253, #4, Oct. 1985, p. 176.
  • Martin Gardner, "Swinging Cups", Science Tricks, p. 46
  • Janice VanCleave, "84. Stop and Go", Teaching the Fun of Physics, p. 125.
  • Julien Clinton Sprott, "1.18. Coupled Pendulums", Physics Demonstrations, ISBN 0-299-21580-6, p. 52.
  • Jearl Walker, "1.120. Spring Pendulum", The Flying Circus of Physics Ed. 2, p. 59.
  • Christopher P. Jargodzki and Franklin Potter, "193. Two Compasses", Mad About Physics, p. 73, 213.
  • "Coupled Resonant Pendulums", The Exploratorium Science Snackbook.
  • Joseph Priest and James Poth, "Teaching Physics with Coupled Pendulums".
  • Robert Ehrlich, "G.6. Coupled Pendulums", Turning the World Inside Out and 174 Other Simple Physics Demonstrations, p. 94 - 95.
  • Bobby Mercer, "Swing Your Partner", Junk Drawer Physics, p. 49.
  • W. Bolton, "33. Coupled Vibrations", Book 1 - Properties of Materials, Physics Experiments and Projects, 1968, p. 52 - 53.












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