Composite resins in comparison to acrylic have_______________?

Related Mcqs:

1. All of the following statements about the differences between self-polymerizing acrylic resins and heat-cured resins are true EXCEPT______________?

   A. The former have a lower molecular weight
   B. The former have higher residual monomer content
   C. The former are more porous
   D. The former have greater transverse strength

2. Acrylic resins were first introduced as a denture base material in______________?

   A. 1925
   B. 1937
   C. 1951
   D. 1956

3. In heat cure denture base acrylic resins the monomer is___________?

   1. Methacrylate
   2. Ethylmethacrylate
   3. Methyl ethyl methacrylate
   4. Polymethylmethacrylate

4. Acrylic resins are used for______________?

   A. Anterior restorations
   B. Temporary bridges
   C. Denture base
   D. All of the above

5. Radio opacity to composite resins is rendered by_______________?

   A. Silica glass
   B. Organic matrix
   C. Barium glass and strontium glasses
   D. Fluoride particles

6. Which of the following constituents is common in occlusal sealants, bonding agents, composite resins ?

   A. BIS GMA
   B. Polymethyl methacrylate
   C. Benzoin methyl ether
   D. Silica filter

7. Which one of the following is used as filler in composite resins ?

   A. Quartz
   B. Silicates
   C. Zinc particles
   D. Aluminium

8. Which one of the following is used as filler in composite resins ?

   A. Quartz
   B. Silicates
   C. Zinc particles
   D. Aluminium

9. Bonding of composite resins to tooth structure is by________________?

   A. Covalent bond
   B. Ionic bond
   C. Mechanical
   D. Vanderval forces

10. NiTi alloy have_______________?

    A. Shape memory
    B. Hyper rigidity
    C. Corrosion resistance
    D. Weldable properties