Ź The bar AC is absolutely rigid and is pinned at A and attached to bar of copper DB and bar of steel bar CE as shown in figure. The weight of AC is 50kN while the weight of DB and CE neglected. If the temperature of both bars raised 35 °C. Find the total stresses in each bar. a(1/C°) E(GPa) Steel 12*10-6 200 Copper 18*106 90 B0/000mmut B₁ مانے CE Soount Im

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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.