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Article
Ultrasonic interferometers
The Physics Teacher
  • Tom Greenslade, Kenyon College
Document Type
Article
Publication Date
1-1-2000
Disciplines
Abstract
The wavelength of ultrasonic waves is obtained with interferometers, in which the path length difference from two sources to the receiver is varied. Nine different interferometers are described, all using 40‐kHz ultrasonic transducers and inexpensive reflectors.
Citation Information
“Ultrasonic Interferometers”, The Physics Teacher, 36, 249-252 (1998) (with Joshua Mason, Kenyon 2000)