[ANSWERED] For the rectangular element of Figure 6–20 on page 367 the nodal displacements are given by u 1 = 0.

For the rectangular element of Figure 6–20 on page 367 the
nodal displacements are given by
u
1
= 0 in: v
1
= 0 in: u
2
=
0:005 in:
v
2
= 0:0025 in: u
3
= 0:0025 in: v
3
= 0:0025 in:
u
4
= 0 in: v
4
= 0 in:
For b = 2 in., h = 1 in., E = 30
10
6
psi, and n = 0:3, determine the element strains and stresses at the centroid of
the element and at the corner nodes.