Problem 5.7. Box beam with strain gaugesA cantilevered beam of length L is subjected to axial and transverse loads. Figure 5.34 depictsthe cross-section of the beam: an aluminum rectangular box of height h = 0.30 m, widthb = 0.15 m, flange thickness ta%3D= 12 mm, and web thickness t, = 5 mm. The beamis reinforced by two layers of unidirectional composite material of thickness te = 4 mm.The Young's moduli for the aluminum and unidirectional composite are Ea = 73 GPa andEc = 140 GPa, respectively. At a station along the span of the beam, an experimentalist hasmeasured the axial strains on the top and bottom flanges of the beam as Etop = -20a e%3D-2560u and3675µ, respectively. Find the bending moment and axial force acting at that siation.%3DEbot = t.topE2t, IhE,E,EpotbFig. 5.34. Cross-section of a reinforced rect-angular box beam.Fig. 5.33. Reinforced rectangular cross-section.

Axial force: The force exerted on a body in its transverse direction. It is a pulling factor that…

A cantilevered beam of length L is subjected to axial and transverse loads. Figure 5.34 depiets the cross-section of the beam: an aluminum rectangular box of height h = 0.30 m, width b = 0.15 m, flange thickness ta = 12 mm, and web thickness tw = 5 mm. The beam is reinforced by two layers of unidirectional composite material of thickness te = 4 mm. The Young's moduli for the aluminum and unidirectional composite are Ea Ec = 140 GPa, respectively. At a station along the span of the beam, an experimentalist hia measured the axial strains on the top and bottom flanges of the beam as etop %3D %3D = 73 GPa and %3D = -2560u and 3675 resSnectively Find the bending moment and axial force acting at that statio. %3D

A cantilevered beam of length L is subjected to axial and transverse loads. Figure 5.34 depiets the cross-section of the beam: an aluminum rectangular box of height h = 0.30 m, width b = 0.15 m, flange thickness ta = 12 mm, and web thickness tw = 5 mm. The beam is reinforced by two layers of unidirectional composite material of thickness te = 4 mm. The Young's moduli for the aluminum and unidirectional composite are Ea Ec = 140 GPa, respectively. At a station along the span of the beam, an experimentalist hia measured the axial strains on the top and bottom flanges of the beam as etop %3D %3D = 73 GPa and %3D = -2560u and 3675 resSnectively Find the bending moment and axial force acting at that statio. %3D

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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