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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
The susceptibility of a paramagnetic material is χ at 27° C. At what temperature its susceptibility be χ/3?
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Which graph shows the variation of magnetic susceptibility (`chi`) with magnetizing field (H) for a paramagnetic substance?
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State the dimensions of magnetization.
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:
