Question: c ECONOMIC SECTION 20 KN A 2 m 5 KN/m B 1. Replace the existing beam with an I-Beam structural steel. The maximum flexural stress

c ECONOMIC SECTION 20 KN A 2 m 5 KN/m B 1. Replace

ECONOMIC SECTION 20 KN A 2 m 5 KN/m B 1. Replace the existing beam with an I-Beam structural steel. The maximum flexural stress of steel is limited to 120 MPa. 10 KN/m 2.5 m C 1 m D 250 mm TI 200 mm 50 mm 350 mm

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