A. Low compressive strength
B. High abrasive resistance
C. High water absorption
D. High polymerization shrinkage
Related Mcqs:
- 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 - Acrylic resins were first introduced as a denture base material in______________?
A. 1925
B. 1937
C. 1951
D. 1956 - In heat cure denture base acrylic resins the monomer is___________?
1. Methacrylate
2. Ethylmethacrylate
3. Methyl ethyl methacrylate
4. Polymethylmethacrylate - Acrylic resins are used for______________?
A. Anterior restorations
B. Temporary bridges
C. Denture base
D. All of the above - Radio opacity to composite resins is rendered by_______________?
A. Silica glass
B. Organic matrix
C. Barium glass and strontium glasses
D. Fluoride particles - 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 - Which one of the following is used as filler in composite resins ?
A. Quartz
B. Silicates
C. Zinc particles
D. Aluminium - Which one of the following is used as filler in composite resins ?
A. Quartz
B. Silicates
C. Zinc particles
D. Aluminium - Bonding of composite resins to tooth structure is by________________?
A. Covalent bond
B. Ionic bond
C. Mechanical
D. Vanderval forces - NiTi alloy have_______________?
A. Shape memory
B. Hyper rigidity
C. Corrosion resistance
D. Weldable properties
