Easy
The variation of magnetic susceptibility $(\chi)$ with magnetising field $(H)$ for a paramagnetic substance is represented by which of the following graphs?
- A
- B
- C
- D
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Similar Questions
Explain ferromagnetism and ferromagnetic substances.
Difficult
View SolutionFor a paramagnetic substance, the magnetic susceptibility is
Match List-$I$ with List-$II$.
List-$I$ (Material) List-$II$ (Susceptibility $(\chi)$) $A$. Diamagnetic $I$. $\chi=0$ $B$. Ferromagnetic $II$. $0 > \chi \geq -1$ $C$. Paramagnetic $III$. $\chi >> 1$ $D$. Non-magnetic $IV$. $0 < \chi < \varepsilon$ (a small positive number)
Choose the correct answer from the options given below:
| List-$I$ (Material) | List-$II$ (Susceptibility $(\chi)$) |
| $A$. Diamagnetic | $I$. $\chi=0$ |
| $B$. Ferromagnetic | $II$. $0 > \chi \geq -1$ |
| $C$. Paramagnetic | $III$. $\chi >> 1$ |
| $D$. Non-magnetic | $IV$. $0 < \chi < \varepsilon$ (a small positive number) |
Choose the correct answer from the options given below:
MediumNEET 2024
View SolutionAssertion: The ferromagnetic substance does not obey Curie's law.
Reason: At Curie point,a ferromagnetic substance starts behaving as a paramagnetic substance.
Reason: At Curie point,a ferromagnetic substance starts behaving as a paramagnetic substance.
The magnetic susceptibility of a paramagnetic material at $-73^{\circ} C$ is $0.0075$. Its value at $-173^{\circ} C$ will be
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