A steel column of rectangular section (15 mm 10 mm) and length 1.5 m is simply supported at both ends. Assuming modulus of elasticity, E = 200 GPa for steel, the critical axial load (in kN) is _____ (correct to two decimal places)

A steel column of rectangular section (15 mm 10 mm) and length 1.5 m

1.	A steel column of rectangular section (15 mm 10 mm) and length 1.5 m is simply supported at both ends. Assuming modulus of elasticity, E = 200 GPa for steel, the critical axial load (in kN) is _____ (correct to two decimal places)
A.	1.097
B.	1.397
C.	1.297
D.	1.197
Answer» B. 1.397

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A steel column of rectangular section (15 mm 10 mm) and length 1.5 m is simply supported at both ends. Assuming modulus of elasticity, E = 200 GPa for steel, the critical axial load (in kN) is _____ (correct to two decimal places)

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