Question

A 20 m long vertical strut is made of a steel I cross section beam. Thebeam is 148 mm deep and has flanges 100 mm wide. The web is 6

mmthick and the flanges are each 9 mm thick.The strut is fixed at one end and pinned at the other.Young's modulus of elasticity for the steel is 210 GN/m². The slenderness ratio for this strut; The critical load for this strut.

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