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An uncharged metal sphere hangs from a nylon thread. when a positively chargedglass rod is brought near it, the sphere is drawn toward the rod. but if the spheretouches the rod, it suddenly flies away from the rod. explain why the sphere is firstattracted and then repelled.
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An uncharged metal sphere hangs from a nylon thread. when a positively chargedglass rod is brought n...
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