The simplest alloy is a_______________?
The simplest alloy is a_______________?
A. Solid solution
B. Eutectic alloy
C. Peritectic allowy
D. Ternary alloy
Dental Materials
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Materials which has high compressive strength and low tensile strength is classified with property of________________?
Materials which has high compressive strength and low tensile strength is classified with property of________________?A. Ductility
B. Brittleness
C. Malleability
D. Resilient -
Maxwell – Voigt Model is to determine________________?
Maxwell – Voigt Model is to determine________________?A. Elastic Behaviour
B. Plastic Behaviour
C. Viscoelastic Behaviour
D. All of the above -
KHN value of Amalgam is_________________?
KHN value of Amalgam is_________________?A. 90
B. 343
C. 67
D. 450 -
The melting point of silver is_____________?
The melting point of silver is_____________?A. 1063° centigrade
B. 960° Centigrade
C. 850° Centrigrade
D. 1123° Centrigrade -
Non metal which conducts elactricity______________?
Non metal which conducts elactricity______________?A. Graphite
B. Carbon
C. Acrylic
D. Porcelain -
Etching of dentin does not include_____________?
Etching of dentin does not include_____________?A. Removal of smear layer
B. Exposure of collagen fibers
C. Opening of dentinal tubules
D. Increases surface energy -
The Knoop Hardness Number of Microfilled composite Restorative material ranges from____________?
The Knoop Hardness Number of Microfilled composite Restorative material ranges from____________?A. 50 – 60 KHN
B. 25 – 35 KHN
C. 15 – 20 KHN
D. 40 – 48 KHN -
The elastic of plastic deformation to fracture a material is its_______________?
The elastic of plastic deformation to fracture a material is its_______________?A. Toughness
B. Brittleness
C. Young’s modulus
D. Proportional limit -
KHN of enamel is close to______________?
KHN of enamel is close to______________?A. Pure gold
B. Amalgam
C. Prcelain
D. Composite