A composite beam of steel and timber is shown in Fig. 2. It is simply supported...

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A composite beam of steel and timber is shown in Fig. 2. It is simply supported over a span of 6 m and it carries a load W at mid-span. If the maximum stresses in the steel and the timber are not to exceed 128MPa and 12 MPa respectively, find the greatest load W (E/E = 20). E 142 m m -) I127 STEGL 12.7 127 200 FiG.3 FIG.2 I 10 A composite beam of steel and timber is shown in Fig. 2. It is simply supported over a span of 6 m and it carries a load W at mid-span. If the maximum stresses in the steel and the timber are not to exceed 128MPa and 12 MPa respectively, find the greatest load W (E/E = 20). E 142 m m -) I127 STEGL 12.7 127 200 FiG.3 FIG.2 I 10