For the reinforcement shown, Determine by the method of nodes the magnitude of the force on the element EC F =

If the tension in cable DE is 455 N, determine the moments of this tensile force (as it acts at point D) about point O and about line OF. EQ 2.3 m Answers: BC=CD = 2.2 m MOF= 3.0 m Moi -1203.39 i 2.3 m 3.1 m 1.3 m i+ i N.m 1.7 m 39° j+ i k) N-m

Determine the magnitudes of the components of the force FAB acting parallel to cable AC-type the parallel component below. T C Eft X 8 ft N- 8ft Gf+ F=20% Ø 3 3f+ luft Y

If F₁ = 215 N and d = 46°, determine the magnitude of the resultant force acting on the bracket. |--Q 12 13 F. 30° 11 = 200 N F₁ = 260 N