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Metallurgical Engineering · Q59

Physical Metallurgy

Engineering and GATE · Metallurgical Engineering · question 59

Q59

A liquid phase sintered SiC-Ni composite has a solid-solid grain boundary energy (γSiC-SiC) of 0.80 J.M-2 and a solid-liquid (γSiC-SiC) interfacial energy of 0.45 J.m-2. For a SiC grain size of 20 μm, the average interparticle (SiC-SiC) neck size (in μm) is:

A.
3.03
B.
4.28
C.
9.16
Answer
D.
18.32

Answer: Option C

Solution

Answer: Option C
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