Plastic and glass rods that have been charged by rubbing with wool and silk, respectively, hang by threads.a. An object repels the plastic rod. Can you predict what it will do to the glass rod? If so, what? If not, why not? Explain.b. A different object attracts the plastic rod. Can you predict what it will do to the glass rod? If so, what? If not, why not? Explain.

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