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Piezoelectric effect in action

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Uploaded by on Feb 7, 2010

Tapping on a piezoelectric buzzer from a cheap PDA produces enough voltage to light up a test LED.

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Science & Technology

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  • i m working on a school homework..could you please tell me how these piezo electric tappers are done?

  • how can you define piezoelectricity

  • can you buy that buzzer like, an individual piece? or something that resembles that buzzer?

  • they are titanium oxides(mostly from barium)....mostly a substance called NIROVLITE is used.

  • these things are awesome!

  • is that quartz?

    

  • which s that piezoelectric material.......

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