CHXII01:THE SOLID STATE
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Which of the following statements is not true?
1 Paramagnetic substances are weakly attracted by magnetic field.
2 Ferromagnetic substances cannot be magnetised permanently.
3 The domains in anti-ferromagnetic substances are oppositely oriented with respect to each other.
4 Pairing of electrons cancels their magnetic moment in the diamagnetic substances.
Explanation:
Ferromagnetic substances can be magnetised permanently.