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AP Physics 2
12.2 Magnetism and Moving Charges
BeginnerMCQConceptual14.1k
A horizontal bar magnet is shown with its north pole labeled N on the left end and south pole labeled S on the right end. A small sphere labeled with a positive plus sign is positioned to the left of the north pole. Next to the sphere, text indicates v = 0. No other labels, lines, or vectors appear.
A stationary charged sphere near a bar magnet.
A small insulating sphere carrying a net positive electric charge \(q\) is held at rest near the north pole of a strong bar magnet. Which of the following claims correctly describes the magnitude of the magnetic force exerted on the sphere, along with the correct justification?

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