Considering a body in equilibrium under various loads. The component of the stress normal to the surface is called the normal stress. What is the stress parallel to the surface called?
(A) Contact Stress.
(B) Von Mises Stress.
(C) Shear Stress.
(D) Maximum Normal Stress.
A general working definition of normal strain can be given as:
(A) The change in length divided by the
initial length.
(B) The change in length
(C) The change in length divided by the final
length.
(D) Final length divided by the initial length.
For a linearly elastic isotropic material undergoing small deformations, the elastic moduli can be used to relate:
(A) Stress with strain.
(B) Shear modulus with Poisson’s ratio.
The stiffness and compliance matrices for an isotropic material can be calculated by knowing which two material properties?
(A) Young’s Modulus of Elasticity and
Thermal Expansion Coefficient.
(B) Young’s Modulus of Elasticity and
Poisson Ratio.
(C) Shear Modulus and Thermal Expansion
Coefficient.
(D) Shear Modulus and Poisson’s Ratio
The definition of stress is
(A) load per unit area of the body.
(B) load on a body.
(C) load per unit length of the body.
Poisson’s ratio is defined as
(A) negative of transverse normal strain
divided by longitudinal normal strain
with longitudinal load applied
(B) the inverse of Young’s modulus.
(C) longitudinal normal strain divided by
transverse normal strain with
longitudinal load applied.