Sun January 23, 2011 By: Prerak Mahajan

in the demonstration to prove electrostatic shielding, why the ball(placed in Faraday cage)was covered with aluminium foil?

Expert Reply
Tue January 25, 2011
Dear student,
For the Faraday's cage material,we need material where Electric fields are best conducted and that conduct electric current the best – silver  and copper 2. Aluminum is ~60% of copper.
Hope this helps.
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