In the truss shown, A =1000 mm, E = 200 GPa and the coefficient of thermal expansion is 12 x10 6°C. If no load on the truss and truss members BD increase 50 deg, while member CD is fabricated 0.2 cm too short, what is the vertical displacement of B due to temperature and fabrication? 100 kN 100KN 4 m 3m 3m

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