Q178
Ferromagnetic materials show hysteresis in B-H characteristics. As the magnetic field is increases slowly from zero value, what is the first process which sets in the material to give net magnetization?
A.
Growth of favorably oriented domains at the cost of other domains by reversible boundary displacements
AnswerB.
Growth of favorably oriented domains at the cost of other domains by irreversible boundary displacements
C.
Domain wall orientation
D.
A combination of processes A and C above
Answer: Option A
Solution
Answer: Option A
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