Code Number: 3B45.75

Demo Title: Shock Wave Fronts - Cymbal and Flash Unit

Condition: Excellent

Principle: Shock Waves

Area of Study: Oscillations & Acoustics, Optics

Equipment:

Cymbal and stand, Camera Flash Unit.

Procedure:

Place the cymbal on the stand and charge the flash unit. Hold the flash unit several centimeters from the cymbal and discharge/flash the unit. The cymbal will audibly ring due to the thermal pressure wave produced from the flash.

References:

Kirk McDonald, "Singing Cymbals and Radiometers" TPT, Vol. 54, #5, May 2016, p. 259.
Samantha Collin, Nikki Etchenique, and Thomas R. Moore, "The Singing Cymbal: Is It Really Photon Momentum", TPT, Vol. 54, #4, Apr. 2016, p. 209.
Antonio Serrano, "Hearing a Camera Flash", TPT, Vol. 43, #5, May 2005, p. 309.

3B45.75 - Shock Wave Fronts - Cymbal

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.

Instructional Resources and Lecture Demonstrations

3B45.75 - Shock Wave Fronts - Cymbal and Flash Unit

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