The brace and drill bit is used to drill a hole at O. If the drill bit jams when the brace is subjected to the forces shown. 75 mm 225 mm 150 mm F = 250 N 225 mm 150 mm 150 mm a) Draw the free body diagram. b) Determine all the reaction forces and moments at O. F₂ = 100 N F = 75 N​