A truck is traveling at 40 mph when the brakes are applied on all of its wheels, causing it to skid at about 33 feet before stopping. If the vehicle has a weight of 18 kips. Determine the constant horizontal force developed on the coupling at m, and the frictional force developed between the tires of the vehicle and the road during this time. The total mass of the trailer is 7 kips. Draw the fbd thank you

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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.