Medical MCQs

5099 MCQs  (Page 63 of 510)

Corrosion of stainless steel is due to formulation of_________________?
A. Chromium carbide
B. Carbon carbide
C. Iron carbide
D. Nickel carbide
The best pickling solution for gypsum bonded investment is_______________?
A. Hydrochloric acid
B. Nitric acid
C. Sulphuric acid
D. Phosphoric acid
Shape memory is seen in________________?
A. Stainless steel wire
B. Nittinol wire
C. Tma wire
D. Aluminium
Impurities in casting is removed by________________?
A. Annealing
B. Degassing
C. Pickling
D. Conditioning
Casting shrinkage is compensated by_______________?
A. Thermal expansion
B. Hygroscopic expansion
C. Wax expansion
D. All of the above
Shape memory in NiTi is because of stress induced form__________________?
A. Austenite to martensite
B. Martensite to austenite
C. Ferrite to austenite
D. Austenite to ferrite
Boxing wax is also called as________________?
A. Carding wax
B. Inlay wax
C. Utility wax
D. Sticky wax