Nickel-Titanium alloy has__________________?

Related Mcqs:

1. The most commonly used Titanium alloy for dental and medical purposes is________________?

   A. Ti 6Al 4V
   B. Ti 5Al 4V
   C. Ti 5Al 5V
   D. Ti 6Al 6V

2. Which of the following statements about high copper silver alloy compared to conventional alloy is not true ?

   A. It has increased tensile and compressive strength
   B. It has poor tarnish and corrosion resistance
   C. It’s edge strength is greater
   D. Mercury content in the final restoration is less

3. Titanium casting is done_____________?

   A. Under vacuum in argon atmosphere
   B. Under air pressure in nitrogen atmosphere
   C. In specially fabricated aluminium vanadium
   D. Using CAD-CAM technique

4. Mechanical properties of Cp Titanium are similar to alloys_____________?

   A. Type III and Type IV gold
   B. Type V and type VI gold
   C. Type VII and type VIII gold
   D. None of the above

5. Advantage of titanium over other base metal alloys_______________?

   A. Low weight
   B. Low cost
   C. Low strength
   D. Low melting point

6. The melting point of titanium is __________ degree celsius?

   A. 1056
   B. 1560
   C. 1668
   D. 1886

7. Nickel is added to wrought gold alloys as______________?

   A. Strengtherner
   B. Hardener
   C. Whitens the alloy
   D. Scavenger

8. All of the following statements about cast cobalt alloy are true EXCEPT_____________?

   A. They have a modulus of elasticity twice that of gold alloys
   B. They are more rigid than gold alloys
   C. They have higher ductility than gold alloys
   D. They have a lower proportional limit than gold alloys

9. Percentage of gold in high noble alloy is______________?

   A. N 25%
   B. 25%
   C. >40%
   D. 0%

10. Microstructure of cobalt chromium alloy in cast condition is______________?

    A. Fibrous
    B. Homogeneous
    C. Inhomogenous
    D. amorphous