A. Increase in tarnish and corrosion resistance
B. Increase the marginal strength
C. Decrease the tarnish and corrosion resistance
D. Increased compressive strength
Related Mcqs:
- Most preferable cement for temporary restoration______________?
A. GIC
B. ZOE
C. Ca (OH)2
D. Zinc polycarboxylate cement - Increase in the residual mercury in silver amalgam filling can_____________?
A. Cause fracture of the filling
B. Tarnish and corrosion
C. Increase the strength
D. Decrease condensation pressure - Advantage of zinc containing amalgam is_______________?
A. Better handling property
B. Dimensional Stability
C. Resistance to creep
D. Toxicity to pulp and dentin - Copper content in low copper amalgam is________________?
A. 6%
B. 12-30%
C. 29%
D. 19% - Mercury rich condition in a slow setting amalgam alloy system in a resoration in______________?
A. Accelerated corrosion
B. Fracture of the restoration
C. Merginal damage
D. All of the above - Outstanding clinical performance of dental amalgam restoration is related to its____________?
A. Compressive strength
B. Tensile strength
C. Corrosion
D. Creep - The effect of trituration on strength in an amalgam restoration depends on______________?
A. Amalgam alloy
B. Trituration time
C. Speed of amalgamator
D. All of the above - By increasing the percentage of which metal, the strength and hardness of amalgam increases_____________?
A. Ag
B. Zn
C. Cu
D. Hg - The largest component of amalgam alloy is_____________?
A. Silver
B. Tin
C. Zinc
D. Copper - The dental amalgam is most resistant to________________?
A. Compressive stress
B. Impact stress
C. Shear stress
D. Tensile stress
