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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
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