Q.

Liquid phase exists for all compositions above                    region.

A. eutectic region
B. equilibrium region
C. isometric region
D. sublimation region
Answer» C. isometric region
Explanation: in a phase region above the eutectic point, both the solid and liquid phases exist together where the region is bi variant and this region is called isometric region. here the region has 2 degrees of freedom.
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