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.Management Sciences
Category: Restorative Resins
Composite resins in comparison to acrylic have_______________?
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A. Low compressive strength
B. High abrasive resistance
C. High water absorption
D. High polymerization shrinkage
Inorganic phase of the composites aid in_______________?
A. Increasing the mechanical strength
B. Decreasing the coefficient of thermal expansion
C. Reducing the polymerization shrinkage
D. All of the above
Subsurface porosity is due to_____________?
A. Thermal changes
B. Thickness of the resin
C. Lack of temperature
D. Packing past the dough stage
Denture acrylics contain cross-linking agents mainly to improve their_____________?
A. Internal color
B. Tissue compability
C. Surface hardness
D. Craze resistance
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