PIRA
3B20.35 Transverse Pulses and Waves: Vertical Rods Wave Model
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Photo of the Demonstration at the University of Texas at Austin.
Instructions / Notes:
- Demonstration includes a hand-cranked longitudinal wave machine circa 1886 - 1900.
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The longitudinal wave machine shows a compressional wave traveling along an x-axis.
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Demo Staff: This apparatus is over 100 years old - be careful when handling it.
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The above demo was built by E.S. Ritchie and Sons - Boston - circa 1886 - 1900.
- As per a google search, E.S Ritchie and Sons of Boston were in business between 1886 until 1935.
- The firm's founder, Edward S. Ritchie, received the first US Patent for a liquid filled nautical compass in the 1860's.
- This web page by Thomas Greenslate Jr of Kenyon College shows a similar apparatus.
Last Updated 01/10 - University of Texas at Austin Physics Dept.
- All Rights Reserved.
