9-13. Determine the vertical displacement of joint C Assume the members are pin connected at their end points. AE is constant. Use the method of virtual work. Α AB 1.8288 m H B 1.8288 m 17.7929 KN www G C 1.8288 m 53.3787 kN F D 35.5858 kN 1.8288 m 1.8288 m E

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Graphical Methods

The graphical method is a method of solving equations involving more than one variable using the Cartesian coordinate system. In civil engineering, the use of the graphical method is limited to the problems involving two variables. The graphical method has a great impact in solving the questions regarding engineering mechanics.