IGNOU MPHE 25 2026 - With the help of appropriate diagrams describe the possible ways of ac

Question

With the help of appropriate diagrams describe the possible ways of accommodating the added alloying elements into a pure metal lattice for the following cases:

i) Limited solubility

ii) Good solubility.

19 Jan 2026

Answer :

Word Count : 272

In materials science, the incorporation of alloying elements into a pure metal lattice depends on the solubility between the solute and solvent atoms. For limited solubility, the solute atoms can only dissolve in the host metal up to a certain concentration. Beyond this limit, excess solute atoms tend to form a separate second phase. In such cases, substitutional or interstitial solid solutions may

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