Rajiv Gandhi University of Health Sciences, Karnataka
I B.D.S Degree Examination - AUG - 2017
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Time: Three Hours
Max. Marks: 100 Marks
DENTAL MATERIALS (RS & RS2)
Q.P. CODE: 1154
Your answers should be specific to the questions asked
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Draw neat, labeled diagrams wherever necessary
LONG ESSAYS 2 x 10 = 20 Marks
- Define tarnish and corrosion. Describe the various types of corrosion.
- Classify composite resins and what are their components and their role? Mention advantages, disadvantages and uses of composite resins.
SHORT ESSAYS 10 x 5 = 50 Marks
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- Surface hardness and its significance
- Cohesive and non-cohesive gold
- Liner and bases
- Burnishing and polishing in dental amalgam
- Metal modified Glass ionomer cement
- Soldering and welding
- Carat and fineness in direct filling gold
- Trituration and condensation of dental amalgam.
- Pit and fissures sealant
- Casting ring liners
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SHORT ANSWERS 10 x 3 = 30 Marks
- Internal porosity in resin dentures
- Cohesion
- Coefficient of thermal expansion
- Crystalline gold
- Luting cements
- Eames techniques
- Copy milling
- Electro alloys
- Separating media
- Define strain hardening.
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This download link is referred from the post: RGUHS BDS 1st Year Last 10 Years Question Papers 2011-2021 || Rajiv Gandhi University of Health Sciences
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