Calculate the crippling load for a column using Euler's theory for long columns, whose effective length is 4 m. Take modulus of elasticity as 'E' kN/m2 and moment of inertia as 'I' m4. Consider that both ends of the column are fixed.
1
0.500 π2 EI kn
2
0.0255 π2 EI kN
3
0.0625 π2 EI kN
4
0.025 π2 EI kN