COLUMNS ASSIGNMENT

Q$\mathrm{.}1.$ Calculate the Euler buekling $($critical$)$ hoad for an axially Loaded Pin$-$connected W$14122$ struetural steel shape. The column leugth is $12ft.$

Q$\mathrm{.}2.$ A w$1068$ struetuon streel column i to carry an axial load of $300$ kips. The unbraced lenith is $20ft.$ Defermine Whether or not the columm is a dequale if a$)$ the ends are pinned and b$)$ if one end $h$ fixed and the otherend is pinned.

Please answer both