Two lightweight, electrically neutral conducting balls hang from threads. Note t

Question

Two lightweight, electrically neutral conducting balls hang from threads. Note that parts A through D are independent; these are not actions taken in sequence. Choose the diagram that shows how the balls hang after ball 1 is touched by a negatively charged rod, and ball 2 is touched by a positively charged rod. Choose the diagram that shows how the balls hang after both are touched by a negatively charged rod, and ball 2 is touched by a positively charged rod. Choose the diagram that shows how the balls hang after only ball 1 is touched by a negatively charged rod.

Explanation / Answer

B) ans C attracted to each other
C) ans B equal repulsive force

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