Question: 2 . Determine the vertical deflection at joint B . The cross - sectional area of each member is ( 6 mathrm {

2. Determine the vertical deflection at joint B . The cross-sectional area of each member is \(6\mathrm{in}^{2}\). Assume the members are pin connected at their end points. The members are constructed of structural steel (\(\mathrm{E}=29,000\mathrm{ksi}\)). Use the method of virtual work. (60 marks)
2 . Determine the vertical deflection at joint B

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