Feb 2021 RD
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- Question 1 of 21
1. Question
The conditioning time of GI by 10% polyacrylic acid is:
CorrectIncorrect - Question 2 of 21
2. Question
When is the right time to restore a tooth with composite resin following a bleaching procedure?
CorrectIncorrect - Question 3 of 21
3. Question
A 35-year-old woman presented to the clinic seeking replacement of her missing upper first premolar. The patient asked the dentist about the success rates of different available options to replace her tooth. What are the expected success rates % of fixed partial prosthesis after 10 and 15 years respectively?
CorrectIncorrect - Question 4 of 21
4. Question
The most widely used determinant of proximal caries is the:
CorrectIncorrect - Question 5 of 21
5. Question
The tooth with the steepest cuspal incline is the:
CorrectIncorrect - Question 6 of 21
6. Question
The amount of copper added in gold alloys, ideally, must not exceed how many percent?
CorrectIncorrect - Question 7 of 21
7. Question
What is the copper ratio that eliminates the gamma-2 phase in amalgam?
CorrectIncorrect - Question 8 of 21
8. Question
When it comes to the principles of tooth preparation, a deep flat pulpal floor provides which of the following?
CorrectIncorrect - Question 9 of 21
9. Question
In the so-called “zones of activity” in four-handed dentistry, the zone of least activity is the:
CorrectIncorrect - Question 10 of 21
10. Question
The melting point of gold alloys can be increased by the addition of:
CorrectIncorrect - Question 11 of 21
11. Question
The gamma-1 phase of dental amalgam involves the binding of which two components?
CorrectIncorrect - Question 12 of 21
12. Question
Which of the following cement types must NEVER be used in cementing all-ceramic restorations?
CorrectIncorrect - Question 13 of 21
13. Question
The oblique ridge of the maxillary first molar connects which cusps?
CorrectIncorrect - Question 14 of 21
14. Question
Which of the following metals could impart a reddish hue to the alloy?
CorrectIncorrect - Question 15 of 21
15. Question
A 41-year-old man came for restoration of a destructed tooth #36 with a full-coverage crown. Pulp response was normal. Direct chair side temporization was the selected technique for the fabrication of the provisional crown. Which of the following materials should be avoided?
CorrectIncorrect - Question 16 of 21
16. Question
How can pontics in fixed partial dentures be designed to maintain the health of the tissues beneath them?
CorrectIncorrect - Question 17 of 21
17. Question
In the G.V. Black nomenclature of cutting instruments, what does the last number denote?
CorrectIncorrect - Question 18 of 21
18. Question
A woman experiencing speech disturbance wishes to replace maxillary incisor teeth that were lost as a result of tooth-avulsion injury in a roadside accident. The edentulous site is also exhibiting bony ridge defects. Which of the following prosthetic replacements is most suitable in this case?
CorrectIncorrect - Question 19 of 21
19. Question
How many instruments does a set of PKT wax carvers have?
CorrectIncorrect - Question 20 of 21
20. Question
What is the recommended fluoridation dose for children aged 6 years old and above?
CorrectIncorrect - Question 21 of 21
21. Question
The amount of porcelain shrinkage after firing at 1400ºC is:
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