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If the magnetic dipole of moment of an a...

If the magnetic dipole of moment of an atom of diamagnetic material, paramagnetic material and ferromagnetic material are donated by `mu_d, mu_p` and `mu_f` respectively, then:

A

`mu_(rho)= 0, mu_(f)ne 0`

B

`mu_(d) ne 0, mu _(rho) =0`

C

`mu_(d) ne 0, mu _(f) ne 0`

D

`mu_(d) = 0, mu_(rho) ne 0`

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The correct Answer is:
D
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