A. The elastic limit
B. The proportional limit
C. The yield strength
D. Modulus of elasticity
Related Mcqs:
- The strain that occurs when a material is stressed to its proportional limit is______________?
A. Resilience
B. Maximum flexibility
C. Toughness
D. Elastic limit - A restorative material which has a high proportional limit, compared with one with a lower proportional limit would have________________?
A. Greater ductility
B. Greater toughness
C. A higher modulus of elasticity
D. A higher modulus of elasticity
E. More resistance to permanent deformation - Strain is 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 - A material behaves in certain ways above and below the proportional limit on a stress strin curve, which of the following is correct______________?
A. Above the proportional limit a material function in a plastic manner, while below the proportional limit it behaves as an elastic
B. Above the proportional limit a material functions in an elastic manner, while below the proportional limit it behaves as an plastic
C. Either A or B
D. Neither A or B - Brinnel hardness number of a dental gold alloy is directly proportional to its______________?
A. Tensile strength
B. Elongation
C. Modulus of elasticity
D. Modulus of resilience - The process of changing the rubber base product or liquid polymer, to a rubber like material is generally known as_____________?
A. Boiling
B. Condensation
C. Vulconization
D. Chain lengthening - Dimensional stability of elastomeric impression material can be given in descending order as_____________?
A. Polysulphide > polyether > Condensation silicone > Addition silicone
B. polyether > Condensation silicone > Polysulphide > Addition silicone
C. Addition silicone > polyether > Polysulphide > Condensation silicone
D. Addition silicone> Condensation silicone > Polysulphide > polyether - Ammonia produced by brain is trapped as_____________?
A. Urea
B. Uric Acid
C. Creatinine
D. Glutamine - The point at which a stress of a material exhibits a specific limited deviation P is called_______________?
A. Proportional limit
B. Tensile strength
C. Ultimate strength
D. Yield strength - A fluid having constant viscosity that does not depend upon the strain rate is said to be_______________?
A. Viscoelastic
B. Pseudoplastic
C. Plastic
D. Newtonian
