A. Casts
B. Models
C. Investment
D. Dies
Related Mcqs:
- As per DNA No. 25, minimum amount of setting expansion required for type V gypsum products_______________?
A. 0.05
B. 0.10
C. 0.15
D. 0.20 - The setting expansion of gypsum products can be reduced by________________?
A. Increased spatulation
B. Adding potassium sulfate
C. Less water powder ratio
D. Allowing setting under water - Most advantageous indication of acid etching is______________?
A. Decrease micro leakage
B. Decrease polymerization shrinkage
C. Decrease coefficient of thermal expansion
D. Decrease porosity in restorative material - The maximum shrinkage during firing proces in ceramic occurs in__________________?
A. High Bisque stage
B. Low Bisque stage
C. Medium Bisque stage
D. Fusion stage - Linear coefficient of thermal expansion of metal used for metal caramic restoration range from________________?
A. 11.5-12.5×10-6/°C
B. 10.5-11.5×10-6/°C
C. 13.5-14.5×10-6/°C
D. 16.5-17.5×10-6/°C - Setting time of Amalgam is best controlled by _______________?
A. Using spherical particles
B. Lathe cut alloy
C. Altering Hg-Alloy ratio
D. Trituration time - Which glass ionomer cement develops early resistance to water intake on setting ?
A. Reinforced auto care glass ionomer cement
B. Compomer
C. Resin modified glass ionomer cement
D. Ceramic reinforced glass ionomer cement - The setting of zinc phosphate may be retarded by ?
A. Increased in the ratio of powder to liquid
B. Diluting the liquid with water
C. Increase the addition of powder to liquid
D. Decrease the addition of powder to liquid - All of the following can be used to slow down the setting of Zinc oxide eugenol impression paste EXCEPT_________________?
A. Adding a small amount of glycerine
B. Adding a small amount of water
C. Altering the amounts of the two pastes used
D. Cooling mixing slab - Vulcanization refers to the setting of__________________?
A. Reversible hydrocolloid
B. Mercaptan impression material
C. Zinc Phosphate cement
D. Zinc oxide-eugenol
