(a) De?ne Hooke's Law and indicate when it is valid.
(b) Explain how to distinguish between ductile and brittle behavior of a material. Draw stress strain curves to represent each case.
(c) Explain the difference between the normal stresses resulting ?om bending and axial loading conditions.
(d) List the boundary conditions applicable to the de?ection, '0, for a cantilever beam for the second-order equation.
(e) Write the mathematical expression of the slenderness ratio of the column.