During solid state sintering of powder, the following mechanisms can be active.
A. Evaporation and condensation
B. Solid state diffusion process
C. Liquid formation in grain boundaries
D. Creation of more dislocations
Answer: Option B
Related Questions on Introduction to Metallurgy
Which of the following are not commercially manufactured by powder metallurgy
A. Aircraft brake pads
B. Self-lubricating bearings
C. Tungsten carbide based cutting tools
D. Turbine blades
A. 10 degrees
B. 21 degrees
C. 30 degrees
D. 50 degrees
Which crystal system does not have all axial angles at 90 degrees?
A. Tetragonal
B. rhombohedral
C. orthorhombic
D. cubic
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