Correct Answer: Option (d)
Explanation: These are the factors in which the electron spins are associated with magnetic atoms in certain crystallographic areas and are directed at each other in such a way that their magnetic field equals zero.
Correct Answer: Option (d)
Explanation: These are the factors in which the electron spins are associated with magnetic atoms in certain crystallographic areas and are directed at each other in such a way that their magnetic field equals zero.