Increased amount of powder in zinc phosphate cement mixture will cause_______________?

Related Mcqs:

1. The principle application of zinc phosphate cement is_____________?

   A. In final cementation B. As temporary cementation C. As a temporary filling material D. It has less occlusal wear...

2. The major component of zinc phosphate cement is_____________?

   A. Zinc oxide B. Phosphoric acid C. Zinc D. None of the above...

3. The chief advantage of zinc phosphate cement is its___________?

   A. Good compressive strength B. Film thickness C. Lack of irritation D. Low solubility...

4. Minimum thickness for type I zinc phosphate cement should be_______________?

   A. 15 microns B. 25 microns C. 50 microns D. 100 microns...

5. Which of the following is common to both zinc eugenol cement and polycarboxylate cement?

   A. Polyacrylic acid is liquid B. Chemical bond to tooth structure C. Chelation D. Substitution o eugenol by EBA to increase strength of cement...

6. When selection the colour of cement to use for cementing a porcelain jacket crown, the powder being tested is best mixed with______________?

   A. Glycerin-water solution B. Cement liquid C. Alcohol D. Only water...

7. Advantage of zinc phosphate over GIC is______________?

   A. High compressive strength B. Tensile strength C. High modulus of elasticity D. Diametral strength...

8. Frozen slab technique of mixing zinc phosphate is used for_______________?

   A. Cementing crowns B. Temporary dressing C. base D. cementing orthodontic bands...

9. The setting of zinc phosphate is accelerated by_____________?

   A. Adding a drop of water B. Increasing mixing time C. Cooling the slab D. Adding a drop of oleic acid...

10. 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...