1. When electroplating an impression with copper the cathode is

Question 1 of 20

2. the heat treatment of soaking the alloy at a high temp to produce a solid solution followed by quenching is known as

Question 2 of 20

3. the strength of gypsum bonded investment is dependednt upon

Question 3 of 20

4. Microwave polymerisation for Acrylic dentures uses:

Question 4 of 20

5. What chemical is added to prevent polymerization of polymethylmethacrylate during storage:

Question 5 of 20

6. which of the following is not a nobel metal

Question 6 of 20

7. Which impression material is radio opaque:

Question 7 of 20

8. the accuracy of the temperature of the casting furnace may be verified by

Question 8 of 20

9. Which of the following is a resorbable Bio- ceramic?

Question 9 of 20

10. which zone of flame is used for melting alloys

Question 10 of 20

11. for best results when using an elastic impression material the prepared tooth should be

Question 11 of 20

12. The process by which a casting is heated in a porcelain furnace to a temperature of 980"C to burn off any remaining impurities prior to adding porcelain is called:

Question 12 of 20

13. in an alginate impression material trisodium phosphate is the

Question 13 of 20

14. Which of the following property of amalgam is adversely affected by triturating with mechanical device

Question 14 of 20

15. Which of these is moisture active adhesive?

Question 15 of 20

16. role if indium in amalgam is

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. dental impression compound is characterised by having a

Question 18 of 20

19. Polysulfide impression material should be:

Question 19 of 20

20. Which of the following is known as smart ceramic:

Question 20 of 20