The metal sphere in FIGURE Q29.2 hangs by a thread. When
Chapter 29, Problem 29.28(choose chapter or problem)
The metal sphere in FIGURE Q29.2 hangs by a thread. When the north pole of a magnet is brought near, the sphere is strongly attracted to the magnet. Then the magnet is reversed and its south pole is brought near the sphere. How does the sphere respond? Explain.
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