A. Unreliable spring back
B. low spring back
C. Minimal spring back
D. None of the above
Related Mcqs:
- 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 - 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 - 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 - 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 - Advantage of titanium over other base metal alloys_______________?
A. Low weight
B. Low cost
C. Low strength
D. Low melting point - The melting point of titanium is __________ degree celsius?
A. 1056
B. 1560
C. 1668
D. 1886 - Nickel is added to wrought gold alloys as______________?
A. Strengtherner
B. Hardener
C. Whitens the alloy
D. Scavenger - 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 - Percentage of gold in high noble alloy is______________?
A. N 25%
B. 25%
C. >40%
D. 0% - Microstructure of cobalt chromium alloy in cast condition is______________?
A. Fibrous
B. Homogeneous
C. Inhomogenous
D. amorphous
