Use Virtual Work Method to answer the questions below considering the truss shown in the figure. Assume A = 1200 mm?, E = 200 GPa and a = 12 x 106 /°C a. Axial force on member ED from the real structure in kN. Put (-) negative sign if itť's under compression. b. Axial force on member AE from the virtual structure for the vertical displacement at joint A. - c. Vertical displacement of joint A in mm due to external force only. Put negative sign if its downward. d. Vertical displacement of joint A in mm due to -100 °C change in temperature in members AE and ED. Don't add deflection due to external loads or fabrication error. Put negative sign if its downward. E 4.2 m A

Use Virtual Work Method to answer the questions below considering the truss shown in the figure. Assume A = 1200 mm?, E = 200 GPa and a = 12 x 106 /°C a. Axial force on member ED from the real structure in kN. Put (-) negative sign if itť's under compression. b. Axial force on member AE from the virtual structure for the vertical displacement at joint A. - c. Vertical displacement of joint A in mm due to external force only. Put negative sign if its downward. d. Vertical displacement of joint A in mm due to -100 °C change in temperature in members AE and ED. Don't add deflection due to external loads or fabrication error. Put negative sign if its downward. E 4.2 m A

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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