A. Solid solution
B. Eutectic mixture
C. Peritectic mixture
D. Inter metallic compounds
Related Mcqs:
- Compared with noble metals, base metals show_______________?
A. Increased hardness
B. Increased ductility
C. Better biocompatibility
D. Increased density - 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 - A tooth with a 3 month history of pain, which was worse when hot liquid were in mouth. After extraction, the tooth was split open. The pulp chamber was completely filled with pus. A few remnants of pulp tissue were found in apical end. The condition is:__________?
A. Acute partial pulpits
B. Acute total pulpits
C. Suppurative pulpitis
D. Strangulation of pulp - When solid gets wet completely contact angle is______________?
A. 90°
B. 0°
C. 0 – 90°
D. >90° - Water of reaction needed to react completely with 100 g of calcium sulphate hemihydrates to convert it to calcium sulphate dihydrate______________?
A. 18.6ml
B. 22.2ml
C. 30.4ml
D. 45.3ml - PH of which cement remain below 7 even after 1 month after insertion into the cavity ?
A. Glass Ionomer Cement
B. Zinc Phosphate
C. Resin cement
D. Silicate cement - The ability of an alloy to withstand mechanical stresses without permanent deformation is reflected by its______________?
A. Resilience
B. Elastic limit / Elastic strain
C. Hardness
D. Fatigue resistance - The simplest alloy is a_______________?
A. Solid solution
B. Eutectic alloy
C. Peritectic allowy
D. Ternary alloy - Brinnel hardness number of a dental gold alloy is directly proportional to its______________?
A. Tensile strength
B. Elongation
C. Modulus of elasticity
D. Modulus of resilience - The stiffness of a dental gold alloy is determined by its________________?
A. Proportional limit
B. Modulus of elasticity
C. Ultimate tensile strength
D. Flow
