A. 6.6 a (ppm k-1)
B. 11.4 a (ppm k-1)
C. 14.0 a (ppm k-1)
D. 25.0 a (ppm k-1)
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Related Mcqs:
- For dental amalgam, the elastic modulus and tensile strength is______________?
- A. 40 Gpa and 60 – 100 Mpa B. 21 Gpa and 27 – 55 Mpa C. 350 Gpa and 10 – 120 Mpa D. 360 Gpa and 125 – 130 Mpa...
- In non zinc containing dental amalgam alloy the percentage of zinc present is______________?
- A. Less than 0.02% B. Less than 0.1% C. Less than 0.01% D. None of the above...
- Co-efficient of thermal expansion is highest for_____________?
- A. Amalgam B. Silicate cement C. Gold alloy D. Acrylic resin...
- Which of the following phases of dental amalgam has minimum strength____________?
- A. Gamma 1 B. Gamma 2 C. Epsilon 1 D. Gamma 3...
- Well premeasured capsules of amalgam can release mercury vapour during_______________?
- A. Mulling B. Carving C. Condensation D. Trituration...
- How soon after a moisture contamination does a zinc containing amalgam alloy start expanding________________?
- A. 24 hours B. 1-2 days C. 3-5 days D. 7 days...
- Once triturated, the Dental amalgam should be condensed with in_____________?
- A. 5 minutes B. 6 minutes C. 3 minutes D. 15 minutes...
- Cavo surface angle for amalgam resoration is butt joint as____________?
- A. It increases compresssive and tensile strengths B. Decreased compressive, increased strength C. Decreased compressive, decrease tensile strength D. Increased compressive, increased tensile strength...
- What is the recommended for condensation of dental amalgam ?
- A. 35 pounds B. 3 pounds C. 15 lb D. 25 lb...
- Finishing and polishing of Amalgam make the restoration______________?
- A. Increase in tarnish and corrosion resistance B. Increase the marginal strength C. Decrease the tarnish and corrosion resistance D. Increased compressive strength...
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