$0.00
Any charge placed on or induced on the disk will induce charge of the same sign on the conducting needle and on the fixed aluminum strip, which will cause the needle to be repelled, indicating that there is charge present.
(5A10.00) Charging by Friction Triboelectricity
$0.00
Any charge placed on or induced on the disk will induce charge of the same sign on the conducting needle and on the fixed aluminum strip, which will cause the needle to be repelled, indicating that there is charge present.
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