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Text File  |  1995-12-08  |  289 b   |  19 lines
  1.     Which of the following gives the frequency of beats created by waves of frequencies  
  2.     and     ?
  3.  
  4. A.
  5.  
  6. B. 
  7.  
  8. C.
  9.  
  10. D. None of the above
  11.  
  12. A
  13. Answer B gives the frequency of the resulting wave; answer C is the relationship between the velocity, frequency, and wavelength of a wave.
  14.  
  15.  
  16.  
  17.  
  18.  
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