A. Passivity
B. High Fusion Temperature
C. High Molecular Weight
D. Co-efficient of Thermal Expansion
Metallurgy
Metallurgy
A. Boric acid
A. Borax
B. Fluoride
C. Rouge
A. Greater than the substrate material
B. Lesser than the substrate material
C. Equal to the substrate material
D. Temperature not relevant
A. Tin
B. Beryllium
C. Molybdenum
D. Carbon
A. Hydrogen
B. Natural gas
C. Acetylene
D. Propane
A. Magnesium oxide & Phosphate
B. Magnesium oxide & Phosphoric acid
C. Magnesium oxide & Monoammonium phosphate
D. Magnesium oxide & Ortho Phosphoric acid
A. Iridium
B. Ruthinium
C. Indium
D. Platinum
A. Supracocclusion of restoration
B. Retained cement in gingival sulcus
C. Excess acid in mix
D. Galvanic current caused by gold onlay occluding with a large restoration
A. 0%
B. 2 to 3%
C. 5 to 10%
D. <1%
A. To felicitate wetting of ring liner
B. To felicitate mixing investment
C. To reduce contact angle of liquid with max surface
D. For better wax elimination
