Babygagicol Babygagicol
  • 03-06-2017
  • Physics
contestada

In a permanent magnet,
a. domain alignment persists after the external magnetic field is removed.
b. domain alignment becomes random after the external magnetic field is removed.
c. domains are always randomly oriented.
d. the magnetic fields of the domains cancel each other.

Respuesta :

egenriether
egenriether egenriether
  • 03-06-2017
A is the best answer. This is what makes the magnetic field of the magnet.
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