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Each of the figures shown is the source of a magnetic field. In which figure does the magnetic dipole vector (
) point in the direction of the negative x axis?
Q29: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6081/.jpg" alt=" The diagram shows
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Q41: Charge is flowing onto one plate of
Q48: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6081/.jpg" alt=" The light ray
Q49: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6081/.jpg" alt=" Light from an
Q66: An infinitely long cylinder of radius
Q69: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6081/.jpg" alt=" In
Q71: How many turns are needed in a
Q84: When a small, positively charged metal ball
Q85: A coil of radius R =