Situation $2$: Lateral supports are provided in the weak direction of a W$360$X$347)=(345$MPa column as shown.

$L_1=10\mathrm{.}668m$

$L_2=4\mathrm{.}572m,L_3=3\mathrm{.}048m$

Properties of W$360$X$347$:

$A_g=44200m{m}^2$

$r_x=168mm,r_y=104mm$

Strong axis.

Weak axis

$8.$ Which of the following most nearly gives the elastic buckling stress of the column?

a$.188$MPa

c$.2299$MPa

b$.1020$MPa

d$.490$MPa

$9.$ Which of the following most nearly gives the critical buckling stress of the column?

a$.160$MPa

c$.299$MPa

b$.257$MPa

d$.324$MPa

$10.$ Which of the following most nearly gives the nominal compressive strength of the column?

a$.11354kN$

c$.7060kN$

b$.13235kN$

d$.14320kN$

$11.$ Which of the following most nearly gives the allowable compressive strength of the column?

a$.,6799kN$

c$.7925kN$

b$.4227kN$

d$.8575kN$