In method of firing: A shorter firing period at a higher temperature is considered better_______________?

Related Mcqs:

1. The anatomic crown is shorter than the clinical crown of a tooth in which of the following instances___________________?

   A. Impaction B. Gingivitis C. Occlusal wear D. Gingival recession...

2. The maximum shrinkage during firing proces in ceramic occurs in__________________?

   A. High Bisque stage B. Low Bisque stage C. Medium Bisque stage D. Fusion stage...

3. Stage recognized in the firing of dental porcelain given below. Which of state is not correct ?

   A. Cold stage bisque B. Low bisque C. Medium bisque D. High bisque...

4. Condensation shrinkage of porcelain during firing depends on__________________?

   A. Rate of arriving at firing temperature B. Uniformity of particle size C. Shape and size of particle D. Type of investment used...

5. The higher the Hg alloy ratio in dental amalgam________________?

   A. Higher the strength B. Lower the creep value C. More matrix matrial formed D. More gamma 1 phase formed...

6. Which of the following antibiotics is found at much higher concentrations in cervicular fluid than in serum ?

   A. Clindamycin B. Penicillin C. Tetracyline D. Metronidazole...

7. Chemical method of strengthening porcelain involves_________________?

   A. Exchange of aluminium and sodium ions B. Exchange of aluminium and potassium ions C. Exchange of sodium and potassium ions D. None of the above...

8. The ideal temperature of water bath for softening fluid wax is about________________?

   A. 51 to 54 degree F B. 51 to 54 degree C C. 70 to 75 degree F D. 70 to 75 degree C...

9. The latest method of curing denture base resins______________?

   A. Heat B. Visible light C. Chemicals D. Lasers...

10. During soldering, the solidus temperature of the filler material should be_____________?

    A. Greater than the substrate material B. Lesser than the substrate material C. Equal to the substrate material D. Temperature not relevant...