A. To strength amalgam
B. In orthodontic wires
C. To construct clasps for partial dentures
D. To replace internal gold restorations
Related Mcqs:
- Stabilization of stainless steel is achieved by adding____________?
A. Carbon
B. Chromium
C. Nickel
D. Titanium - 18-B Stainless steel orthodontic wire has_______________?
A. 18% Nickel 8% Chrominum
B. 18% Chromium 8% Nickel
C. 18% Chromium 8% Cobalt
D. 18% Carbon 8% Iron - The component in very minor quantity in stainless steel that changes the properties to a maximum level is____________?
A. Carbon
B. Molybdenum
C. Chromium
D. Nickel - Corrosion of stainless steel is due to formulation of_________________?
A. Chromium carbide
B. Carbon carbide
C. Iron carbide
D. Nickel carbide - Stainless steel orthodontic wire can be hardened by________________?
A. Tempering
B. Work hardening
C. Age hardening
D. Precipitation hardening - The lateral spread of dental caries is facilitated mostly by the_______________?
A. Enamel spindles
B. Dentinoenamel junction
C. Enamel lamellae
D. Striae of Retzius - Fordyce granules mostly occurs in all of the following area EXCEPT________________?
A. Vermilion of the lip
B. Posterior tonsillar pillar
C. Alveolar ridge
D. Palate - Tender submandibular swelling is mostly due to________________?
A. Ludwig’s angina
B. Stone or Sialolithiasis
C. Enlarged lymph nodes
D. All of the above - The maximum carbon content of steel used in dentistry is__________________?
A. 19%
B. 2%
C. 1.7%
D. 4% - Tempering of steel cause________________?
A. Increases its toughness
B. Increases hardness
C. Increase ductility
D. decreases its toughness
