Which of the following is an example of a composite material ?

Related Mcqs:

1. 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

2. 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

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

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

4. Which of the following provide opacity to composite ?

   A. TEGDMA
   B. BIS-GMA
   C. Ti02
   D. None of the above

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

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

6. Which of the following inhibitor accelerator system uses light activation composite ?

   A. Diketone-amine
   B. Organic acid-metal oxide
   C. Organic acid-peroxide
   D. Peroxide-amine

7. Composite resins in comparison to acrylic have_______________?

   A. Low compressive strength
   B. High abrasive resistance
   C. High water absorption
   D. High polymerization shrinkage

8. The commonly used laser for curing composite resin is______________?

   A. Nd:YAG
   B. CO2
   C. ER:YAG
   D. Argon

9. 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

10. Composite has_______________?

    A. Resin
    B. Filler
    C. Resin & Filler
    D. None