7-17. If the beam is subjected to a shear of V = 15 kN, determine the web's shear stress at A and B . Indicate the shear-stress components on a volume element located at these points. Set w = 125 mm. Show that the neutral axis is located at y = 0.1747 m from the bottom and I NA = 0.2182(10 −3 ) m 4 . | |
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