1. Which one of the CST models shown in Figure P7–7 is
expected to give the best results for a cantilever beam subjected to an end
shear load? Why?
2. In considering the patch test, answer the following
questions:
a. Can elements of different mechanical properties be used?
Why?
b. Can the patch be arbitrary in shape? Why?
c. Can we mix triangular and quadrilateral elements in the
patch test?
d. Can we mix bar elements with triangular or quadrilateral
elements? Why?
e. When should the patch test be applied?
Leave a Reply