A. The stress at the proportional limit
B. The strain at the proportional limit
C. The stress/strain ratio within the proportional limit
D. None of the above
Related Mcqs:
- Which one of the following is the result of applying a load to a wire below its modulus of elasticity on a load deflection diagram ?
A. Fracture of the wire
B. permanent deformation
C. Spring back
D. Increase in stiffness - Modulus of elasticity means_______________?
A. Rigidity or stiffness of the material
B. Ability to be stretched with permanent deformation
C. Ductility of a material
D. Malleability of the metal - Which of the following has the highest modulus of elasticity ?
A. Dentin
B. Enamel
C. Amalgam
D. Composite Resin - Which cement base has the highest modulus of elasticity ?
A. Zinc polycarboxylate
B. Polymer reinforced ZOE cement
C. Zinc phosphate
D. Glass inomer cement - Stress in defined as_______________?
A. An applied load or force
B. A deformation resulting from an applied load
C. An external force opposing an applied load
D. An internal force opposing an applied load - 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 - Annealing is also known as_______________?
A. Soft hardening treatment
B. Hard hardening treatment
C. Precipitating heat treatment
D. Stress relieving heat treatment - Carotid body function in an organ work as_______________?
A. Differential pressure of oxygen in arterial blood
B. Differential pressure of oxygen in venous blood
C. Differential pressure of oxygen in in tissue fluids
D. Differential pressure of oxygen in in hemoglobin synthesis - The fusion of two bony structures with a ligament is known as_______________?
A. Synostosis
B. Synchondrosis
C. Diarthrosis
D. syndesmosis - The organic lining of the calcified dentinal tubules is known as_______________?
A. Lamina propria
B. Lamina lucida
C. Lamina limitans
D. Lamina densa
