Learning on ScreenIndustrial Applications of Ultrasonics
- Synopsis
- Energy of sound waves, range of audible frequencies; ultrasonics in nature (bats and Galton Whistle). Sound generators - loudspeakers, magnetostrictor, quartz transducer. Properties of ultrasonics; rectilinear propagation, focusing and reflection (shown by shadow photography), concentration of energy (by magneto-striction drill); cavitation; emulsification.
- Language
- English
- Country
- Great Britain
- Medium
- Film; Film. 16mm. sd. b&w. 15 min.
- Technical information
- Black-and-white / Sound
- Year of production
- 1950
- Availability
- Hire
- Notes
- Archival interest.
- Uses
- Introductory courses.*
- Subjects
- Physics
- Keywords
- bats; sound waves; ultrasound
Credits
- Director
- Jack Chambers
Distribution Formats
- Type
- Film
- Format
- 16mm
Distributor
- Name
Higher Education Film & Video Library
- services@bufvc.ac.uk
- Web
- http://bufvc.ac. External site opens in new window
- Phone
- 020 7393 1503
- Fax
- 020 7393 1555
- Address
- c/o British Universities Film & Video Council
77 Wells Street
London
W1T 3QJ - Notes
- Catalogue available from British Universities Film & Video Council.
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