Oscillations / Acoustics



Physical Pendula

Springs and Oscillators

Simple Harmonic Motion

Damped Oscillators

Driven Mechanical Resonance

Coupled Oscillations

Normal Modes

Lissajous Figures

Non-Linear Systems

Wave Motion

Transverse Pulses and Wave

Longitudinal Pulses and Waves

Standing Waves

Impedance and Dispersion

Wave Properties of Sound

Phase and Group Velocity

Reflection and Refraction (Sound)

Transfer of Energy in Waves

Doppler Effect

Shock Waves

Interference and Diffraction

Interference and Diffraction of Sound


Coupled Resonators


Resonance in Strings

Stringed Instruments

Resonance Cavities

Air Column Instruments

Resonance in Plates, Bars, Solids

Tuning Forks

Electronic Instruments

Disclaimer: These demonstrations are provided only for illustrative use by persons affiliated with The University of Iowa and only under the direction of a trained instructor or physicist.  The University of Iowa is not responsible for demonstrations performed by those using their own equipment or who choose to use this reference material for their own purpose.  The demonstrations included here are within the public domain and can be found in materials contained in libraries, bookstores, and through electronic sources.  Performing all or any portion of any of these demonstrations, with or without revisions not depicted here entails inherent risks.  These risks include, without limitation, bodily injury (and possibly death), including risks to health that may be temporary or permanent and that may exacerbate a pre-existing medical condition; and property loss or damage.  Anyone performing any part of these demonstrations, even with revisions, knowingly and voluntarily assumes all risks associated with them.