Download RGUHS BDS 2011 June 1st Year 1104 Dental Materials Old Scheme Question Paper

I B.D.S Degree Examination - June / July 2011

Time: 3 Hrs. [Max. Marks : 70]

DENTAL MATERIALS (Old Scheme)

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QP Code: 1104

Your answers should be specific to the questions asked.

Draw neat labeled diagrams wherever necessary.

LONG ESSAY 2 X 10 = 20 Marks

1. Classify, give composition and properties of silver amalgam

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2. Classify dental porcelain; write the condensation and firing of porcelain

SHORT ESSAY 6 X 5 = 30 Marks

1. Compaction of gold foil
2. Composition of heat cure and self cure resin
3. Phosphate bonded investment material

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4. Impression compound
5. Define hardness, write down various tests for hardness
6. Casting machines

SHORT ANSWERS 10 X 2 = 20 Marks

9. Polymerization

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10. Zinc polycarboxylate
11. Uses of plaster of paris
12. Multiple mix impression technique
13. Heat treatment of noble metal alloys
14. Back pressure porosity

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15. Chrome cobalt alloy
16. Manipulation of zinc phosphate cement
17. Tarnish and corrosion
18. Composition of composite resin

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