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प्रश्न
Which of the following has a permeability less than that of free space?
पर्याय
Copper
Aluminium
Copper chloride
Nickel
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उत्तर
Copper
Explanation:
It is diamagnetic, meaning it weakly opposes magnetic fields. This gives it a magnetic permeability slightly less than that of free space (μ₀).
संबंधित प्रश्न
Distinguish between ‘paramagnetic’ and ‘ferromagnetic’ substances.
Which of the following substances are para-magnetic?
Bi, Al, Cu, Ca, Pb, Ni
Magnetization of the sample is ______.
The magnetic property of magnetic substance is associated with ____________.
Is the permeability of a ferromagnetic material independent of the magnetic field? If not, is it more for lower or higher fields?
Magnetic field lines are always nearly normal to the surface of a ferromagnet at every point. (This fact is analogous to the static electric field lines being normal to the surface of a conductor at every point.) Why?
Would the maximum possible magnetisation of a paramagnetic sample be of the same order of magnitude as the magnetisation of a ferromagnet?
A certain region of space is to be shielded from magnetic fields. Suggest a method.
A uniform magnetic field gets modified as shown in figure when two specimens A and B are placed in it.
 |
 |
| (a) | (b) |
- Identify the specimen A and B.
- How is the magnetic susceptibility of specimen A different from that of specimen B?
The relative magnetic permeability of a substance X is slightly less than unity and that of substance Y is slightly more than unity, then ______.
