magnetism

Related Questions

• Which of the following statements is incorrect about hysteresis

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• A small bar magnet has a magnetic moment $1.2 A-m^2$. The magnetic field at a distance 0.1 m on its axis will be : ($\mu _o = 4\pi \times 10^{-7} T-m/A$)

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• The incorrect statement regarding the lines of force of the magnetic field B is

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• Ratio of magnetic intensities for an axial point and a point on broad side-on position at equal distance d from the centre of magnet will be or The magnetic field at a distance d from a short bar magnet in longitudinal and transverse positions are in the ratio

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• The period of oscillations of a magnet is 2 sec. When it is remagnetised so that the pole strength is 4 times its period will be

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