Question: A timber beam is fabricated from two 4 0 1 2 0 m m and one 4 0 8 0 - m m pieces of

A timber beam is fabricated from two 40120mm and one 4080-mm pieces of lumber to form the cross section shown in Fig. P8-102. In a region of constant shear, the two ends of a 400-mm segment of the Ans: (:top=740kPa,bottom=634kPa} beam are subjected to negative bending moments of 8 and 6kN*m, respectively. Determine the average shearing stress in each of the two glued joints between the flanges and the web.
A timber beam is fabricated from two 4 0 1 2 0 m

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