A W12x50 unbraced column carries a factored load (P.) of 600 kips. If the column is 22 feet long, has pin-pin end conditions, it is braced at the midpoint in the weak direction and is made from A492 steel (Fy = 50 ksi, E = 29000 ksi) determine if it is adequate. (25 pts) BUCKLED SHAPE OF COLUMN SHOWN BY DASHED LINE 1.0 1.0 2.0 2.0 1.0 2.1 2.0 THEORETICAL OR IDEAL "K RECOMMENDED "K" .05 80 1.2 END CONDITION CODE FIXED-BOTH ROTATION AND TRANSLATION PINNED-ROTATION FREE BUT TRANSLATION FIXED ROTATION FIXED BUT TRANSLATION FREE FREE-ROTATION AND TRANSLATION