A transmission tower is held in place by bolts at B, C, and D. If the force on the cable AD is 664 N, what is the angle of orientation with respect to the x-axis and y-axis of the wire in bolt D (θD.x and θD.y)? (degrees) Given: y = 20 m XB = XD = 2.4 m ; Xc = 8.3 ZB = 4.2 m ; ZC = 2.3 m ; ZD = 10.2 m

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Buckling of columns

The column is described as a vertical member of the structure that carries an axial compressive load, and buckling is a lateral deformation of the column under the application of load.