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प्रश्न
Which of the following is not correct about relative magnetic permeability (μ,)?
विकल्प
- It is a dimensionsless pure ratio.
- For vacuum medium its value is one.
- For ferromagnetic materials μ, > > 1
- For paramagnetic materials μ, > 1.
MCQ
उत्तर
For paramagnetic materials μ, > 1.
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