The margins of the cast gold restorations are prevented placing 1. At wear facets 2. On the sloping surfaces of the cusps 3. On the lingual bevel 4. On the facial bevel
Conservative DentistryAnswer: 1
The following is more detrimental to the tooth structure during cavity preparation 1) Axial depth 2) Pulpal depth 3) Faciolingual width 4) Mesiodistal width
Conservative DentistryAnswer: 3
The property of gold that is not affected by cold working 1) Proportional limit 2) Mod. of elasticity 3) Hardness 4) Ductility
Conservative DentistryAnswer: 2
Which of the following is related to turbulence of the gold alloy during casting 1) Suck back porosity 2) Direction of the sprue 3) Centering of the wax pattern 4) All of the above
Conservative DentistryAnswer: 2
Diagnosis of caries can be made clinically sometimes but accurate diagnosis cannot be made without radiographs 1) Only the first statement is correct 2) Both the statements are correct 3) Both the statement are wrong 4) Only the second statement is correct
Conservative DentistryAnswer: 2
Cavosurface angle for amalgam is 1) > 90 degree 2) < 90 degree 3) 90 degree 4) 0 degree
Conservative DentistryAnswer: 3
In class III restoration on the distal surface of the canine the restorative material of choice next to gold to maintain proper mesiodistal dimension of tooth structures is 1) Silicates 2) Composites 3) Amalgam 4) None of the above
Conservative DentistryAnswer: 3
The carat for gold foil used for restoration is 1) 18 2) 20 3) 22 4) 24
