Problem $4(10$ pts $)$

For each of the following choose the answer that best describes the system.

Which of the following best describes the system shown?

a$)$ Statically indeterminate

b$)$ Statically unstable

c$)$ Under excessive compression

d$)$ Under excessive tension

e$)$ Properly constrained and statically determinate

Assuming the journal bearings at $\backslash (\backslash$mathrm$\{$A$\},\backslash$mathrm$\{$B$\}\backslash ),$ and C are properly aligned, which of the following best describes the system shown?

a$)$ Statically indeterminate

$($b$)$ Statically unstable

$\backslash ($ y $\backslash )$ c$)$ Under excessive compression

d$)$ Under excessive tension

e$)$ Properly constrained and statically determinate

Given the ball$-$and$-$socket joint at A $,$ and ropes at $\backslash (\backslash$mathrm$\{$D$\},\backslash$mathrm$\{$C$\}\backslash ),$ and B $,$ which of the following best describes the system shown?

a$)$ Statically indeterminate

b$)$ Statically unstable

y c$)$ Under excessive compression

d$)$ Under excessive tension

e$)$ Properly constrained and statically determinate

Which of the following best describes the system shown?

a$)$ Statically indeterminate

b$)$ Statically unstable

c$)$ Under excessive compression

d$)$ Under excessive tension

$($e$)$ Properly constrained and statically determinate