Acoustics


 

 

 

 

 

 

 

 

   

APPARATUS FOR VIBRATING PLATES


  Function
  To show the modes of a vibrant plate.
Maker:
Allemanno G. - Turin
Price: L 24 Purchase date: 1862

  Description
  A brass chuck is fixed on a round and heavy round basis. The glass or brass plates are fixed to the chuck for the experiments in the vibrating plates. Once the plate is fixed and strew with fine sand, it is made to vibrate with a violin bow, so that we obtain interference patterns.

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