Question: Use the Unit Load Method to compute the horizontal displacement ( D O ) of joint D of the planar truss shown in Figure Q

Use the Unit Load Method to compute the horizontal displacement (DO) of joint D of the planar truss shown in Figure Q1. Assume that all members have the same EA value. Give your answer in terms of EA (e.g.DO=120EA)
Figure Q1
Assume that: P1=40kNP2=20kNd1=6md2=4m
Use the Unit Load Method to compute the

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