A. Chromium carbide
B. Carbon carbide
C. Iron carbide
D. Nickel carbide
Related Mcqs:
- Stabilization of stainless steel is achieved by adding____________?
A. Carbon
B. Chromium
C. Nickel
D. Titanium - Stainless steel is used mostly in dentistry_________________?
A. To strength amalgam
B. In orthodontic wires
C. To construct clasps for partial dentures
D. To replace internal gold restorations - 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 - Stainless steel orthodontic wire can be hardened by________________?
A. Tempering
B. Work hardening
C. Age hardening
D. Precipitation hardening - Resistance to corrosion in a cobalt-chrome casting is due to presence of_______________?
A. High quality iron
B. Chrome
C. Cobalt
D. Nickel - In Base metal alloys, Corrosion resistance occurs due to___________________?
A. Passivity
B. High Fusion Temperature
C. High Molecular Weight
D. Co-efficient of Thermal Expansion - The rate of tarnish and corrosion of class II cast material having VHN 200 is_______________?
A. 0%
B. 2 to 3%
C. 5 to 10%
D. <1% - Mobility of teeth in carcinoma of Maxillary sinus is due to involvement by tumor of_________________?
A. Anterior wall of the sinus
B. Posterior wall of the sinus
C. Roof of the sinus
D. Floor of the sinus - Dendrites in cst alloys form by mechanism of_________________?
A. Constitutional superconductivity
B. Constitutional supercooling
C. Constitutional supergriting
D. Constitutional supergraining
