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  3. question 3 the ibeam shown in figure 3a has the...

Question: question 3 the ibeam shown in figure 3a has the...

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Question 3 The I-beam shown in Figure 3(a) has the cross section dimensions shown in Figure 3(b). The beam is simply supported and laterally and torsionally restrained at A and B, and is subjected to a uniform moment M applied about its major principal axis (a) Show that the lateral buckling moment of the beam Mer is given by 0.5 17 marks] (b) Determine the lateral buckling moment of the beam assuming E210 000 (8 marks] N/mm 2, G = 79 000 N/mm2 and a span L-2500 mm. 25 Marks The following information can be assumed where all symbols have their usual meaning x, u Span L 100 mm 10 10 250 10 Figure 3

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