(b) A wood beam with cross-sectional dimensions (205mm) x (301 mm) is reinforced on its sidesby steel plates 12 mm thick as shown in Figure Q5(b). The moduli of elasticity for the steel and wood are E = 190 GPa and E=11GPa, respectively. Also, the corresponding allowable stresses are o, 110 MPa and ow = 7.5 MPa. Calculate the maximum permissible bending moment Mmax when the beam is bent about the z-axis. (ii) Repeat part (i) if the beam is now bent about its y-axis.

(b) A wood beam with cross-sectional dimensions (205mm) x (301 mm) is reinforced on its sidesby steel plates 12 mm thick as shown in Figure Q5(b). The moduli of elasticity for the steel and wood are E = 190 GPa and E=11GPa, respectively. Also, the corresponding allowable stresses are o, 110 MPa and ow = 7.5 MPa. Calculate the maximum permissible bending moment Mmax when the beam is bent about the z-axis. (ii) Repeat part (i) if the beam is now bent about its y-axis.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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