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प्रश्न
Which of the following has a permeability less than that of free space?
विकल्प
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 diamagnetic and paramagnetic substances.
The relative magnetic permeability of a magnetic material is 800. Identify the nature of magnetic material and state its two properties.
What happens to a ferromagnetic material when its temperature increases above curie temperature?
The magnetic susceptibility is negative for ______.
Earth's magnetic field analyses has a horizontal component except at:-
For a diamagnetic material
The universal property of all substances is ______.
Match List-I with List-II.
| List-I (Material) | List-II (Susceptibility) | ||
| A. | Diamagnetic | I. | χ = 0 |
| B. | Ferromagnetic | II. | 0 > χ ≥ −1 |
| C. | Paramagnetic | III. | χ >> 1 |
| D. | Non-magnetic | IV. | 0 < χ < ε |
Choose the correct answer from the options given below:
Which substances are feebly magnetised in a direction opposite to that of the magnetising field?
Which mathematical relation expresses Weiss Law for ferromagnetic substances above the Curie temperature?
