When rubbing a glass rod with a silk cloth, the rod acquired a positive charge. Has the number of electrons in the rod increased or decreased? In the fabric? Has the fabric acquired a charge, and if so, what sign
Because the glass rod became positively charged, the number of positive charges increased (passed from the tissue), and the number of electrons decreased, and the number of electrons on the tissue increased, as a result of which the tissue acquired a negative charge.
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