(Solved): answer this question A 20 -mm-diameter rod made of the same material as rods AC and AD in the truss ...
answer this question
A 20 -mm-diameter rod made of the same material as rods AC and AD in the truss shown was tested to failure and an ultimate load of 150kN was recorded. Use a factor of safety of 3.0 . Determine the required diameter of rod AD. The required diameter of rod AD is mm.