Two Balls that are billed with a rubbed amber rod also repel one another. On the other hand, if just one ball is charged because of the glass rod, and one other by an amber rod, The 2 balls are discovered to bring in one another. These phenomena were investigated https://travisjoacr.scrappingwiki.com/1673896/the_5_second_trick_for_new_suv_launch_india
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