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
B. 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
This Question Belongs to Electronics And Communications Engineering >> Materials And Components
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