1. Strength of gypsum is measured as

Question 1 of 20

2. By product of setting reaction of condensation silicon:

Question 2 of 20

3. type IV gold casting alloys are used for fabricating

Question 3 of 20

4. Casting shrinkage in a type 2 gypsum investment is counteracted by:

Question 4 of 20

5. Not associated with corrosion products in metal alloys

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6. which zone of flame is used for melting alloys

Question 6 of 20

7. which of the following is not a nobel metal

Question 7 of 20

8. Contact angle between liquid and adherend surface is 180 degree. This suggests

Question 8 of 20

9. direct wax pattern may distort due to

Question 9 of 20

10. when selecting the color of cememt to use for cementing a porcelain jacket crown the powder being tested is best mixed with

Question 10 of 20

11. mercury disposal is done by

Question 11 of 20

12. anti rust agent is

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13. titanium casting is done

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

Question 14 of 20

15. Purpose of reservior is to

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

Question 16 of 20

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

Question 17 of 20

18. Continues use of vibrator during investing leads to?

Question 18 of 20

19. Which of the following will produce the most rigid restoration for framework of same dimension

Question 19 of 20

20. each crystal of the polycrystalline metal is termed

Question 20 of 20