Question

In a specimen of ferromagnetic material, as the flux density is increased from zero to 2.5 T, µᵣ will

a.

increase

b.

decrease

c.

first decrease then increase

d.

first increase then decrease

Answer: (d).first increase then decrease

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Q. In a specimen of ferromagnetic material, as the flux density is increased from zero to 2.5 T, µᵣ will

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