The crate has a weight of W = 350 lb, and the coefficients of static and kinetic friction are μs = 0.3 and μk = 0.2, respectively. Determine the friction force on the floor if θ = 47.4° and P = 105 lb.

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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.