magnetism

Related Questions

• The relative permeability is represented by $\mu _r$ and the susceptibility is denoted by $\chi$ for a magnetic substance. Then for a paramagnetic substance

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• Among the following properties describing diamagnetism identify the property that is wrongly stated

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• A dip needle in a plane perpendicular to magnetic meridian will remain

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• The figure below shows the north and south poles of a permanent magnet in which n turn coil of area of cross-section A is resting, such that for a current i passed through the coil, the plane of the coil makes an angle $\theta $with respect to the direction of magnetic field B. If the plane of the magnetic field and the coil are horizontal and vertical respectively, the torque on the coil will be

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• A magnet oscillating in a horizontal plane has a time period of 2 second at a place where the angle of dip is 30o and 3 seconds at another place where the angle of dip is 60o. The ratio of resultant magnetic fields at the two places is

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