The defect that occurs due to a displacement of an ion is known as __________
(a) Vacancy defect
(b) Schottky defect
(c) Frankel defect
(d) Interstitial defect
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This is a very interesting question from Crystal Defects in section Imperfection in Metal Crystals, Fracture, Corrosion and Oxidation of Engineering Material & Metallurgy