In a circular loop of wire lying on a horizontal floor, the current is constant and, to a person looking downward, has a clockwise direction. The accompanying magnetic field at the center of the circle is directed a) horizontally and to the east. d) parallel to the floor. b) horizontally and to the north. e) vertically downward. c) vertically upward.
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In a circular loop of wire lying on a horizontal floor, the current is constant and, to a person loo...
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