A soft ferromagnetic material is placed in an external magnetic field. The magnetic domains:   a. decrease in size and changes orientation. b. may increase or decrease in size and change its orientation. c. increase in size but no change in orientation. d. have no relation with external magnetic field

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A soft ferromagnetic material is placed in an external magnetic field. The magnetic domains:

 

  1. a. decrease in size and changes orientation.
  2. b. may increase or decrease in size and change its orientation.
  3. c. increase in size but no change in orientation.
  4. d. have no relation with external magnetic field
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