A. Colour matching
B. Transparency
C. Opacity
D. None of the above
Related Mcqs:
- Machineable glass ceramic is________________?
A. Cerestore
B. Decor MGC
C. Infusium
D. Leucite - Flux used in dental ceramic is________________?
A. Alumina
B. Silica
C. Kaolin
D. Boric oxide - Coefficient of thermal expansion of metal-ceramic alloys is________________?
A. Same as porcelain
B. More than porcelain
C. Less than porcelain
D. More than or equal to porcelain but not less - The maximum shrinkage during firing proces in ceramic occurs in__________________?
A. High Bisque stage
B. Low Bisque stage
C. Medium Bisque stage
D. Fusion stage - In a metal ceramic crown for a FPD the function of tin, indium which are readily oxidized minor constituents is to________________?
A. Improve bonding
B. Decrease porosity
C. They react with the porcelain opaque layer, which masks the metal
D. Improves the thermal expansion between the metal and porcelain - Ideal requirement of metal ceramic casting____________?
A. Low fusing ceramic and high fusing alloys
B. Matching of coefficients of thermal expansion of ceramics and alloy
C. Bonding between ceramic and alloy
D. All of the above - A highly polished surface on a metallic dental restoration aids considerably in the prevention of the____________?
A. Dimensional change
B. Thermal conductivity
C. Warpage
D. Tarnish and corrosion - The pattern for the metallic framework of a removable partial denture is fabricated from________________?
A. Inlay wax type-II
B. Boxing wax
C. Modelling wax
D. Casting wax - Electrolyte used for plating copper dies is________________?
A. Ionic copper
B. Copper cyanide
C. Silver cyanide
D. Acidic copper sulphate - Super abrasive is________________?
A. Sand
B. Silicon arbide
C. Diamond
D. Aluminum oxide
