The advantage of unfilled methyl methacrylate is that______________?

Related Mcqs:

1. The main advantage of composites over unfilled direct filling resin is their_____________?

   A. Higher solubility in saliva B. Lower modulus of elasticity C. Esthetic excellence D. Lower thermal co-efficient of expansion...

2. In processing methyl methacrylate, the resin may show porosity if the flask is placed too soon porosity most likely occur_____________?

   A. Throughout the denture B. Near the borders C. In the thickest part D. On the denture surface...

3. Polymerisation of heat-cured methyl methacrylate is initiated by______________?

   A. Tertiary amine B. Benzoyl peroxide free radical C. Hydroquinone D. Methyl ether...

4. Hydroquinone is added to methyl methacrylate monomer_________________?

   A. To prevent polymerization during storage B. To initiate release of free radicalls C. To enable polymerization reaction at room temperature D. All of the above...

5. The accepted polymer to monomer ratio for packing of polymethyl methacrylate resin is____________?

   A. 3:1 B. 4:1 C. 10:1 D. 5:1...

6. Which of the following is NOT true of polymethyl methacrylate ?

   A. Knoop hardness number 18 to 20 B. Tensile strength of 60 MPa C. Density of 1.13 g/cm3 D. Modulus of elasticity of 3.4 GPa...

7. Along with polymerisation shrinkage, one of the major disadvantages of polymethyl methacrylate as denture base resin are its poor_____________?

   A. Biological properties B. Thermal properties C. Mechanical properties D. Esthetic properties...

8. Benzoin methyl ether in a polymer indicates that they may be cured in the presence of________________?

   A. UV light B. Visible light C. Infrared light D. Diketone...

9. Boiling point of methyl methacrylate________________?

   A. B.P of water B. < B.P of water C. Equal of BP of water D. Is at normal room temperature...

10. Advantage of titanium over other base metal alloys_______________?

    A. Low weight B. Low cost C. Low strength D. Low melting point...