- (A) Annealing
- (B) Degassing
- (C) Pickling
- (D) Conditioning
Medical Mcqs
- (A) 55
- (B) 65
- (C) 75
- (D) 85
- (A) Thermal expansion
- (B) Hygroscopic expansion
- (C) Wax expansion
- (D) All of the above
- (A) Austenite to martensite
- (B) Martensite to austenite
- (C) Ferrite to austenite
- (D) Austenite to ferrite
- (A) Unreliable spring back
- (B) low spring back
- (C) Minimal spring back
- (D) None of the above
- (A) Silica
- (B) Quartz
- (C) Cristobolite
- (D) Calcium sulphate monohydrate
- (A) Carbon
- (B) Molybdenum
- (C) Chromium
- (D) Nickel
- (A) Increasing the mould metal temperature difference
- (B) Increasing the flow of molten metal
- (C) Flaring the point of the sprue attachment
- (D) All of the above
- (A) Surface hardness
- (B) Strength
- (C) Proportion limit
- (D) Corrosion resistance
- (A) Facilitate venting of the mold
- (B) Retard the heating of the investment
- (C) Permit expansion of the world
- (D) All of the above
