The function of the coupling agent in a restorative resin is to allow______________?

Related Mcqs:

1. One of the claims for the superiority composite resin restoration over silicate cement restorations is that the resin restorations_____________?

   A. Prevent galvanic action B. Are practically insoluble in oral fluids C. Adapt to the walls of the cavity better D. Have a higher coefficient of thermal expansion...

2. What is the disadvantage of using composites as restorative material ?

   A. Increased thermal conductivity B. Decreased wear resistance C. Decreased thermal conductivity D. None of the above...

3. What is the most frequently used restorative material ?

   A. Silicate B. Amalgam C. Composite D. Gold...

4. Which one of the following restorative materials is having coefficient of thermal expansion close to that of tooth enamel and dentin ?

   A. Microfilled composite resins B. Pure gold C. Silver amalgam D. Type II Glass ionomer cement...

5. Why GIC is best restorative material in children_____________?

   A. High strength B. Good marginal integrity C. It can bond enamel & dentin D. It has less occlusal wear...

6. The Knoop Hardness Number of Microfilled composite Restorative material ranges from____________?

   A. 50 – 60 KHN B. 25 – 35 KHN C. 15 – 20 KHN D. 40 – 48 KHN...

7. A restorative material which has a high proportional limit, compared with one with a lower proportional limit would have________________?

   A. Greater ductility B. Greater toughness C. A higher modulus of elasticity D. A higher modulus of elasticity E. More resistance to permanent deformation...

8. The most common coupling agents are organic silicon compound called_______________?

   A. Parabane B. Ligane C. Silane D. Chelane...

9. The polymerization of self-curing resin takes faster in______________?

   A. Cold water B. Hot water C. Under pressure D. In vaccum...

10. To cure a heat cure resin, a proper heating cycle is necessary_____________?

    A. To prevent the porosity B. To prevent warpage C. To prevent volume expansion D. All of the above...