Physics

Question

19. Which of the following pairs of items will be attracted by one another?

• A. A positively charged pith ball and a negatively charged glass rod

• B. A negatively charged pith ball and a negatively charged glass rod

• C. Two positively charged pith balls

• D. Two negatively charged pith balls

Answer

A. A positively charged pith ball and a negatively charged glass rod.

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When two objects have opposite charges, they will be attracted to each other. In this case, a positively charged pith ball and a negatively charged...