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11/09/2020 8:54 pm
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Which of the following statement is not true?
(a) Paramagnetic substances are weakly attracted by magnetic field
(b) Ferromagnetic substances cannot be magnetized permanently
(c) The domains in antiferromagnetic substances are oppositely oriented with respect to each other
(d) Pairing of electrons cancel their magnetic moment in the diamagnetic substances.
1 Answer
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11/09/2020 8:55 pm
(b) Ferromagnetic substances cannot be magnetized permanently
Explanation:
Ferromagnetic species are strongly attracted in the magnetic field and can be permanently magnetised.
Hence, choice (b) is the correct answer while other three choices are correct.