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Keshav Srivastav

(i) The ball of superconduction material behaves as a perfect diamagnet and therefore moves away from the bar magnet. (ii) The direction of induced magnetic moment developed in ball is opposite to the direction of magnetic moment of bar magnet.

Keshav Srivastav

(a) For definition of magnetic susceptibility, see Point Number 23 under the heading “Chapter At A Glance”. Magnetic susceptibility X = u^r – 1, where u^r is the relative permeability of given material. (b) The magnetic materials A, whose relative ...

Keshav Srivastav

As susceptibility of a magnetic material is – 2.6 × 10-⁵, the material is a diamagnetic material. two important properties of these materials are: (i) These are feebly repelled by a magnetic field and tend to move from stronger to ...

Keshav Srivastav

The material A, whose relative permeability is slightly greater than one, is a paramagnetic material. its susceptibility is positive. The material B, whose relative permeability is slightly less than unity, is a diamagnetic material. its susceptibility is negative. Class 12 ...