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Text File  |  1992-12-22  |  791 b   |  21 lines
  1. Newsgroups: sci.physics
  2. Path: sparky!uunet!zaphod.mps.ohio-state.edu!magnus.acs.ohio-state.edu!acampane
  3. From: acampane@magnus.acs.ohio-state.edu (Angelo Campanella)
  4. Subject: Re: can sound waves boil water?
  5. Message-ID: <1992Dec22.201921.20296@magnus.acs.ohio-state.edu>
  6. Sender: news@magnus.acs.ohio-state.edu
  7. Nntp-Posting-Host: top.magnus.acs.ohio-state.edu
  8. Organization: The Ohio State University
  9. References: <1992Dec22.151439.29874@nuscc.nus.sg>
  10. Date: Tue, 22 Dec 1992 20:19:21 GMT
  11. Lines: 8
  12.  
  13.  
  14.  
  15. At Penn Sate in the early '50's we had a siren capable of setting a cotton ball
  16. aflame.  The frequency was about 30 kHz, and we think about a kilowatt of 
  17. acoustical energy was being generated.
  18.  
  19. I suspect that someone has tried in for water; it'll be interesting to see
  20. what answers arrive here!
  21.