- (A) Reduces contraction
- (B) Increases the strength of lathe cut alloy but reduces the strength of spherical alloy amalgam
- (C) Decreases creep
- (D) Gives al dull and crumbly amalgam
Medical Mcqs
- (A) Accelerated corrosion
- (B) Fracture of the restoration
- (C) Merginal damage
- (D) All of the above
- (A) High strength
- (B) Sets quickly
- (C) Needs no squeezing of excess mercury
- (D) Greater plasticity and adapts well to cavity walls
- (A) y1
- (B) y2
- (C) B1
- (D) y
- (A) 5 minutes
- (B) 6 minutes
- (C) 3 minutes
- (D) 15 minutes
- (A) Maximum matrix and minimum alloy phase
- (B) Minimum matrix and maximum alloy phase
- (C) Maximum matrix phase
- (D) Minimum alloy phase
- (A) Electrochemical Corrosion
- (B) Chemical Corrosion
- (C) Penetrating Corrosion
- (D) Corrosion does not occur at all
- (A) 40 Gpa and 60 – 100 Mpa
- (B) 21 Gpa and 27 – 55 Mpa
- (C) 350 Gpa and 10 – 120 Mpa
- (D) 360 Gpa and 125 – 130 Mpa
- (A) Tarnish
- (B) Tarnish and corrosion
- (C) Wet corrosion
- (D) Dry corrosion
- (A) Better handling property
- (B) Dimensional Stability
- (C) Resistance to creep
- (D) Toxicity to pulp and dentin
