The susceptibility of a magnetic material is positive and small. The material is

The variation of the intensity of magnetisation $(I)$ with respect to the magnetising field $(H)$ in a diamagnetic substance is described by the graph

For protecting a sensitive equipment from the external magnetic field,it should be

There are $2.0 \times 10^{24}$ molecular dipoles in a paramagnetic salt. Each has a dipole moment of $1.5 \times 10^{-23} \text{ A m}^2$. Find the maximum (saturation) magnetization in the specimen. (in $\text{ A m}^2$)

Which of the following statements are true about the magnetic susceptibility ${\chi _m}$ of a paramagnetic substance?

Above the Curie temperature,the susceptibility of a ferromagnetic substance varies