A. Recovery stage
B. Recrystallisation stage
C. Grain growth stage
D. All of the above
Related Mcqs:
- Materials which has high compressive strength and low tensile strength is classified with property of________________?
A. Ductility
B. Brittleness
C. Malleability
D. Resilient - For dental amalgam, the elastic modulus and tensile strength is______________?
A. 40 Gpa and 60 – 100 Mpa
B. 21 Gpa and 27 – 55 Mpa
C. 350 Gpa and 10 – 120 Mpa
D. 360 Gpa and 125 – 130 Mpa - Ultimate tensile strength refers to_________________?
A. Stress before rupture
B. Stress after rupture
C. Longitudinal compressive strength
D. Horizontal compressive strength - Brazilian test is used to determine the ultimates tensile strength of_________________?
A. Ductile materials
B. Flexible materials
C. Brittle materials
D. Malleable materials - Hardness number which does not depend on the ductility of metal_____________?
A. KNH
B. VHN
C. RHN
D. BHN - Ductility of a material is a measure of it’s_______________?
A. Grain elongation
B. Anealing
C. Cold working
D. Work hardening - The imperfection seen on the lingual flange of a lower denture caused by rapid heating during a curing cycle is called_____________?
A. Localised Shrinkage porosity
B. Gas inclusion porosity
C. Micro porosity
D. Surface porosity - Annealing is also known as_______________?
A. Soft hardening treatment
B. Hard hardening treatment
C. Precipitating heat treatment
D. Stress relieving heat treatment - Stages of annealing in order_________________?
A. Recovery recrystallization grain growth
B. Recrystallization recovery, grain growth
C. Grain Growth Recrystallization recovery
D. Melting point, grain growth, Recrystallization - Nickel is added to wrought gold alloys as______________?
A. Strengtherner
B. Hardener
C. Whitens the alloy
D. Scavenger
