Physics

Problem

A paramagnetic substance in the form of a cube with sides

1 \text{ cm}

has a magnetic dipole moment of

20 \times 10^{-6} \text{ J/T}

when a magnetic intensity of

60 \times 10^3 \text{ A/m}

is applied. Its magnetic susceptibility is: a.

3.3 \times 10^{-2}

4.3 \times 10^{-2}

2.3 \times 10^{-2}

3.3 \times 10^{-4}