4 If the bar magnet in exercise 5.13 is turned around by 180°, where will the new null points be located?

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The magnetic field on the axis of the magnet at a distance d1 = 14 cm, can be written as: Where, M = Magnetic moment = Permeability of free space H = Horizontal component of the magnetic field at d1 If the bar magnet is turned through 180°, then the neutral point will lie on the equatorial line. Hence,...
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The magnetic field on the axis of the magnet at a distance d1 = 14 cm, can be written as: Where, M = Magnetic moment = Permeability of free space H = Horizontal component of the magnetic field at d1 If the bar magnet is turned through 180°, then the neutral point will lie on the equatorial line. Hence, the magnetic field at a distance d2, on the equatorial line of the magnet can be written as: Equating equations (1) and (2), we get: The new null points will be located 11.1 cm on the normal bisector. read less
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