A charged paper sleeve hangs on a silk thread. Suggest a way to determine the type of charge of the liner.
| May 28, 2020 | Education
Ebony stick, rub with wool. Ebonite stick acquires a negative charge. If you bring it to the paper sleeve, then they will begin to interact: if they are attracted, then the sleeve is positively charged, if they repel, then negatively.
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