[ANSWERED] 1. For the finite element mesh shown in Figure P7–1, comment on the appropriateness of the mesh….

1. For the finite element mesh shown in Figure P7–1, comment
on the appropriateness of the mesh. Indicate the mistakes in the model. Explain
and show how to correct them.
2. Comment on the mesh sizing in Figure P7–2. Is it
reasonable? If not, explain why not
3. When do problems occur using the smoothing (averaging of
stress at the nodes from elements connected to the node) method for obtaining
stress results?