ENGR $30$ Station E$.$

$2.16$ PTS Solve the following trues problems.

a$.(1$ PT$)$ For the thuss on the righe, how matrv Zers equilibrium fors are there? Hint: Consider

$2$ for joints: $F,G,J,$I,$E$

$3$

$(312.$

$5$

$6$

b$.11$ PTI Assuming the truss on right is completely constrained, determine if it is statically determinate or indeterminate. SHOW WORK, using an appropriate equation; then circle answer.

Determinate

P

Indeterminate

For truss on right:

c$.2PT$

$($a$)$ Label T$,$ C$,$ or on FB$,$ BG$,$ CG$,$ and DH$.$

PARTIAL CREDIT. $(1$ PT$)$

$($b$)$ The vertical reaction at $A$ is closest to which of the following? SHOW WORK. $(1$PT$)$

$0$

$10K$

$12K$

$(3)15K$

$18K$

$20K$

d$.$ to determine the force in member $AB.$ SHOW WORK.

$0\mathrm{.}5$

e$.$

$q,-$ determine the

$64KC$

$68KC$

$72KC$

$2T$

$A=30k\frac{i}{s}$

$\{\begin{array}{c}\text{:}30-16(20)-24(30)\end{array}$

$3$ is is closest to which