# Question 1. Use the virtual work method to determine the relative deflection of supports A and B along the connecting line AB and the relative rotations of sections E and B in terms of the coefficient of thermal expansion a, due to the shown temperature changes. The wavy line shows the sides with higher temperature. ta t 2.5m t h=0.5 D C At=20V +=0 h=0.5 10.41 3 m By kom 3 m RVBPPV The Asker · Civil Engineering Transcribed Image Text: 1. Use the virtual work method to determine the relative deflection of supports A and B along the connecting line AB and the relative rotations of sections E and B in terms of the coefficient of thermal expansion a, due to the shown temperature changes. The wavy line shows the sides with higher temperature. ta t 2.5m t h=0.5 D C At=20V +=0 h=0.5 10.41 3 m By kom 3 m
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Transcribed Image Text: 1. Use the virtual work method to determine the relative deflection of supports A and B along the connecting line AB and the relative rotations of sections E and B in terms of the coefficient of thermal expansion a, due to the shown temperature changes. The wavy line shows the sides with higher temperature. ta t 2.5m t h=0.5 D C At=20V +=0 h=0.5 10.41 3 m By kom 3 m 