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17. The main reason for the generation of paramagnetism in materials is:
(A) There is an effect of exchange coupling between electrons.
(B) The magnetic dipoles of electrons tend to align with the applied magnetic field.
(C) There are forces between the magnetic dipoles of electrons.
(D) There are torques between the magnetic dipoles of electrons.
(E) None of the above.



17. The main reason for the generation o..-阿摩線上測驗