A pile (piezo?) With cardboard, pencil and scotch

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A pile (piezo?) With cardboard, pencil and scotch




by Christophe » 10/02/16, 14:39

How to make a mini battery (piezo-electric effect) I presume with cardboard, a pencil and some son:

https://www.youtube.com/watch?v=LHcRJ3SyZeU

After you need a good help too :)
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Christophe
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posts: 79117
Registration: 10/02/03, 14:06
Location: Greenhouse planet
x 10972

Re: A stack (piezo?) With cardboard, pencil and scotch




by Christophe » 10/02/16, 16:30

Sciences et Avenir talks about it, with a little more technical explanation: http://www.sciencesetavenir.fr/high-tec ... -rien.html
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