40 kN A beam is used for transportation. A is a roller and B is a...

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40 kN A beam is used for transportation. A is a roller and B is a pin. 2 m 20 KN 25 kN 1 m LO 10 m B Draw influence line for bending moment at the center of the beam 40 kN A beam is used for transportation. A is a roller and B is a pin. 2 m 20 KN 25 kN 1 m LO 10 m B Draw influence line for bending moment at the center of the beam