Electrostatics experiments

Light objets attraction Hanging balloon Trickle of water Electroscope and versorium Charging and discharging by contact Charging by induction Points power Two sorts of electric charges (a) Two sorts of electric charges (b) Conduction Sign of Charges Electrostatic chime Electrophorus Faraday Cage
French page

by Michel Maussion - University of Nantes - France

Back to summary

Charging by induction





induction1

   

 induction2
Bring an electrified straw close to
the plate of the electroscope.

   

 With your finger touch the plate,
side opposite : the leaves fall.


induction3

   

 induction4
Remove your finger :
nothing changes.

   

 Now move the straw away :
electroscope remains charged.

See video (Codec DivX) 605 ko or 115 ko .

     

W3C Validation    WDG Validation