3A15.10 - Physical Pendulum - Smart Phone

Smart phones have 3 axis gyroscopes or accelerometers in them.  These can be used to take measurements of a swinging or rotating system.
Code Number:
3A15.10
Demo Title:
Physical Pendulum - Smart Phone
Condition:
Excellent
Principle:
Potential to Kinetic Energy, Simple Harmonic Motion
Area of Study:
Acoustics
Equipment:
Physical pendulum or bike wheel, Smart phone.
Procedure:

Smart phones have 3 axis gyroscopes or accelerometers in them.  These can be used to take measurements of a swinging or rotating system.

References:

 

  • Martin Monteiro, Cecilia Cabeza, Arturo C. Marti, "Rotational Energy in a Physcial Pendulum", TPT, Vol. 52, # 3, March 2014, p. 180.
  • Robert Ehrlich, "8.2, Swinging your Arms While Walking", Why Toast Lands Jelly-Side Down, p. 122.

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