- (A) Impressions
- (B) Casts
- (C) Die
- (D) Casts and Dies
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Latest MCQs
- (A) Chemical composition
- (B) Self life
- (C) Sharpe and size of particles
- (D) Solubility in water
- (A) 0.05
- (B) 0.10
- (C) 0.15
- (D) 0.20
- (A) Is wet calcined hemihydrate
- (B) Has porous and irregular crystals
- (C) Is a – hamihydrate
- (D) Has a W / P of 0.2
- (A) Impression plaster
- (B) Class I stone / Hydrocal
- (C) Class II stone/Densite
- (D) Model plaster
- (A) Difference in solubility of CaSo4 ½ H2O + CaSO4+ 2H2O
- (B) Reaction between CaSO4+ 2H2O and water
- (C) Nucleation and growth of CaSo4 ½ H2O crystals
- (D) Reaction between hemihydrate and hihydrate
- (A) Testing the strength of plaster of paris
- (B) Evaluating the setting time of plaster of pris
- (C) Testing the metal hardness
- (D) Testing the purity of noble metals
- (A) Impression plaster
- (B) Model plaster
- (C) Stone plaster
- (D) Die stone
- (A) Na2 So4
- (B) Nacl
- (C) Citrales
- (D) K2 So4
- (A) 1
- (B) 4
- (C) 12
- (D) 25
