A circular column of length 1.8 m has Euler's crippling load of 2 kN. If the diameter of the column is reduced by 15 %, the reduction in crippling load will be a) 0.1 c) 0.4 b) 0.3 d) more than 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.