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← ScienceWhich conduction results when specific impurities shift atomic positions?
A)Increased electrical conductivity✓
B)Reduced piezoelectric effect
C)Increased thermal expansion
D)Ferromagnetic domain alignment
💡 Explanation
Increased electrical conductivity occurs because **impurity scattering** reduces electron scattering from the lattice defects, therefore increasing the mean free path of electrons, rather than piezoelectric or thermal effects, which are separate factors, and not related to domains.
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