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Two identical steel [E = 200 GPa] pipes, each with across-sectional area of 1,475 mm2, are attached to unyieldingsupports at the top and bottom, as

Two identical steel [E = 200 GPa] pipes, each with across-sectional area of 1,475 mm2, are attached to unyieldingsupports at the top and bottom, as shown. At flange B, aconcentrated downward load of 120 kN is applied. Determine: (a) thenormal stresses in the upper and lower pipes. (b) the deflection offlange B.

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3.0 m 3.7 m (1) (2) B 120 kN

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