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Asked: 2020-03-20T04:02:45+05:30 In:

GATE MT 2013 Q3. In a binary system A-B, εAA ,εBB and εAB correspond to A-A, B-B and A-B bond energies respectively. The miscibility gap will occur if

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40%(A) εAB > ½ (εAA + εBB) ( 2 voters )
40%(B) εAB < ½ (εAA + εBB) ( 2 voters )
0%(C) εAB = ½ (εAA + εBB)
20%(D) εAB < ¼ (εAA + εBB) ( 1 voter )
Based On 5 Votes

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GATE MT 2013 Q3. In a binary system A-B, εAA ,εBB and εAB correspond to A-A, B-B and A-B bond energies respectively. The miscibility gap will occur if
GATE MT 2013 Question paper with solutionGATE MT Physical metallurgyGATE MT Previous Year Questions With Solutionmiscibility gap
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      Correct answer is  option A. A miscibility gap is a region in a phase diagram for a mixture of components where the mixture exists as two or more phases– any region of composition of mixtures where the constituents are not completely miscible. Thus, miscibility gap : εAB > ½ (εAA + εBB)

      Correct answer is  option A.

      A miscibility gap is a region in a phase diagram for a mixture of components where the mixture exists as two or more phases– any region of composition of mixtures where the constituents are not completely miscible.

      Thus, miscibility gap : εAB > ½ (εAA + εBB)

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