QUESTION 4 In the structure below, member AB is attached to the wall with a fixed support at A and is attached to member BC with a fixed support at B. Force F has a value of 58 lb. Force G has a value of 53 lb. Force H has a value of 55 lb. What is the magnitude of the total reaction force that the ground provides at fixed support A in lb? 1.5ft A H 3ft B F 2ft 40°

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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.