Medical MCQs

5099 MCQs  (Page 57 of 510)

Maxwell – Voigt Model is to determine________________?
A. Elastic behaviour
B. Plastic behaviour
C. Viscoelastic behaviour
D. All of the above
The simplest alloy is a_______________?
A. Solid solution
B. Eutectic alloy
C. Peritectic allowy
D. Ternary alloy
In measuring Vickers hardness no. Which of the following is used________________?
A. Spherical indenter
B. Steel ball indentation
C. Rhomboid shaped indenter
D. 136-degree diamond pyramid
A good adhesive should possess all of the following EXCEPT________________?
A. High adherend wetting
B. High contact angle
C. Low contact angle
D. High flow
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
The modulus of elasticity is defined as_______________?
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
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