Target Exam

CUET

Subject

Physics

Chapter

Magnetism and Matter

Question:

The permanent magnetic moment of the atoms of a material is not zero. What can you say about the material ?

Options:

must be paramagnetic

must be diamagnetic

must be ferromagnetic

may be paramagnetic

Correct Answer:

may be paramagnetic

Explanation:

Paramagnetic and ferromagnetic materials have non zero permanent magnetic moment on their own. Only atoms of diamagnetic materials have zero permanent magnetic moment.