1. Bond strength required to counteract the effect of polymerization shrinkage in composite resins:

Question 1 of 20

2. Which of the following best describes "strain hardening" or "work hardening"?

Question 2 of 20

3. Pyroplastic flow in dental porcelain

Question 3 of 20

4. Clinical appearance of GIC is dictated by

Question 4 of 20

5. dental impression compound is characterised by having a

Question 5 of 20

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

Question 6 of 20

7. Material added in In-Ceram:

Question 7 of 20

8. The process in which a solid melts into a liquid with a separate crystalline phase is known as:

Question 8 of 20

9. A very active metal which is gas at room temperature is

Question 9 of 20

10. dental plaster powder and dental stone powder differ mainly in

Question 10 of 20

11. Nodule on the intaglio surface of a casting can be prevented by

Question 11 of 20

12. Etching of feldspathic ceramic:

Question 12 of 20

13. Animal test used to check biocompatibility of dental material is all except

Question 13 of 20

14. All of the following statements are true regarding glass ionomer restorations,except

Question 14 of 20

15. In orthodontic stainless steel wire which of the following is used to reduce hardness?

Question 15 of 20

16. methyl methacrylate can be activated by all of the following except

Question 16 of 20

17. ductility means

Question 17 of 20

18. the activator for autopolymerising resin is likely to be

Question 18 of 20

19. With which of the following impression materials is it advisable to wait 20 to 30 minutes before pouring of models for stress relaxation to occur?

Question 19 of 20

20. test used to check setting time of impression material is

Question 20 of 20