1. Cutting edge of surgical burs are made from martensite form rather than austenite form due to which of the following reason

Question 1 of 20

2. the primary oxygen scavenger in noble metal casting alloy is

Question 2 of 20

3. By product of setting reaction of condensation silicon:

Question 3 of 20

4. gold alloys used for the fabrication of saddle bars and clasps are

Question 4 of 20

5. Hardening heat treatment for gold copper alloys involves

Question 5 of 20

6. Disinfection of alginate impressions when immersion method is used should not exceed

Question 6 of 20

7. Transformation toughening of zirconia occurs due to change in phase from:

Question 7 of 20

8. In relation to gypsum products, prolonged spatulation time will lead to

Question 8 of 20

9. Stain removing commercial denture cleanser usually contain

Question 9 of 20

10. an advantage of rubber base impression material over reversible hydrocolloid material is that rubber base impression material

Question 10 of 20

11. Phosphate bonded investment is made carbon free:

Question 11 of 20

12. the union of metal to porcelain fused restoration is by

Question 12 of 20

13. Not associated with corrosion products in metal alloys

Question 13 of 20

14. most common reason for incomplete casting when using a centrifugal casting machine is

Question 14 of 20

15. Young's modulus is defined as:

Question 15 of 20

16. maximum shrinkage of firing of ceramic occurs during which stage

Question 16 of 20

17. the main advantage of a natural glaze rather than an applied glaze is that the natural glaze

Question 17 of 20

18. Which of the following cements provide maximum resistance to decalcification while placing bands on molar

Question 18 of 20

19. the restorative material having hardness nearest to that of enamel is

Question 19 of 20

20. self curing acrylics for tooth restorations are least compatible with which material

Question 20 of 20