Easy
In a permanent magnet at room temperature,
- Amagnetic moment of each molecule is zero
- Bthe individual molecules have non-zero magnetic moment which are all perfectly aligned
- Cdomains are partially aligned
- Ddomains are all perfectly aligned
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View SolutionThe variation of magnetic susceptibility $\left( \chi \right)$ with absolute temperature $T$ for a ferromagnetic material is given in the figure by:
Medium
View SolutionAssertion : Diamagnetic materials can exhibit magnetism.
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Reason : Diamagnetic materials have permanent magnetic dipole moment.
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